Gene therapy maintains normal FVIII levels long-term

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Gene therapy maintains normal FVIII levels long-term

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BERLIN—New research suggests the investigational gene therapy BMN 270 can allow patients with severe hemophilia A to maintain normal factor VIII (FVIII) levels for over a year.

In a phase 1/2 study, patients who received the highest dose of BMN 270 had median and mean FVIII levels that were consistently within the normal range from week 20 to week 52 and beyond.

The highest dose of BMN 270 reduced the mean annual FVIII infusions by 94% and the mean annualized bleed rate (ABR) by 97%, when compared to prophylaxis.

BMN 270 was also considered well tolerated, and none of the patients developed FVIII inhibitors.

The most common adverse event (AE) in this study was alanine aminotransferase (ALT) elevations. In fact, the increase in ALT levels exceeded a pre-specified threshold, which resulted in the study being placed on hold last year.

However, the hold was ultimately lifted. All cases of ALT increase were non-serious, and all patients with ALT increases have either stopped receiving corticosteroids or are being tapered off of them.

John Pasi, PhD, of Barts and the London School of Medicine and Dentistry in London, UK, presented these results as a late-breaking abstract at the International Society on Thrombosis and Haemostasis (ISTH) 2017 Congress. The research was sponsored by BioMarin.

In this phase 1/2 study, 15 patients with severe hemophilia A (FVIII activity levels less than 1%) received a single dose of BMN 270.

Seven patients received a dose of 6e13 vg/kg, 6 received 4e13 vg/kg, and 2 were treated at lower doses as part of dose-escalation and did not achieve therapeutic efficacy.

Safety

Overall, BMN 270 was considered well tolerated across all doses. None of the patients developed inhibitors to FVIII, and none of them withdrew from the study.

The most common AEs across all dose cohorts were ALT elevations (n=10, 67%), arthralgia (n=7, 47%), and back pain, fatigue, and headache (n=5, 33% each).

All ALT increases were non-serious, of limited duration (lasting 0.4 to 7 weeks), and grade 1 in severity. All 7 patients at the 6e13 vg/kg dose remain off of corticosteroids, with no lasting significant impact on FVIII expression and normal ALT levels.

Three of the 6 patients in the 4e13 vg/kg dose cohort received corticosteroids for ALT increases. One has successfully tapered off corticosteroids, and 2 are still tapering off of them.

Two patients reported serious AEs during the study.

One patient was hospitalized for observation after developing grade 2 pyrexia with myalgia and headache within 24 hours of receiving BMN 270 (4e13 vg/kg dose). The event resolved within 48 hours following treatment with paracetamol. The event was considered related to BMN 270.

The other serious AE—planned total knee replacement for chronic arthropathy—was not related to BMN 270.

FVIII levels: 6e13 vg/kg

For patients in the 6e13 vg/kg dose cohort, median and mean FVIII levels from week 20 through 52 have been consistently within the normal levels post-treatment. At 1 year after dosing, the median and mean FVIII levels continue to be above 50%.

Table 1:  FVIII levels (%) of 6e13 vg/kg dose patients by visit (n=7)

Week*

 

20 24 28 32 36 40 44 48 52
6e13 vg/kg dose
N** 7 7 7 6 7 7 7 7 7
Median

FVIII level*** (%)

97 101 122 99 99 111 105 105 89
Mean

FVIII level*** (%)

118 129 123 122 116 124 122 106 104
Range

(low, high)

(12, 254) (12, 227) (15, 257) (26, 316) (31, 273) (17, 264) (20,242) (23,196) (20, 218)

* Weeks were windowed by +/- 2 weeks

** For week 32, one patient had no FVIII reading

***Bolded numbers are in the normal range of FVIII as defined by the World Federation of Hemophilia

FVIII levels: 4e13 vg/kg

For the 4e13 vg/kg dose cohort, the median and mean FVIII levels from week 8 to 24 are in the mild level. Three of these subjects, who have been observed for 24 weeks, are at the upper end of mild.

 

 

Table 2:  FVIII levels (%) of 4e13 vg/kg dose patients* by visit (n=6)

Week*

 

4 8 12 16 20 24
 

4e13 vg/kg dose

N 6 6 6 3 3 3
Median

FVIII level** (%)

4 15 21 35 37 33
Mean

FVIII level** (%)

5 13 19 33 38 33
Range

(low,  high)

(2,10) (3,21) (6,32) (28,38) (31,45) (24,41)

*Weeks were windowed by +/- 2 weeks

** Bolded numbers are in the mild range of FVIII as defined by the World Federation of Hemophilia

ABR and FVIII infusions

Six of the 7 patients in the 6e13 vg/kg cohort were on pre-study prophylaxis.

After these patients received a single dose BMN270 and reached a FVIII level above 5%, the mean ABR was reduced by 97%, from 16.3 to 0.5. The median ABR for these patients was reduced from 16.5 to 0.

The mean annualized FVIII infusions were reduced by 94%, from 136.7 to 8.5. And the median annualized FVIII infusions were reduced from 138.5 to 0.

All 6 patients in the 4e13 vg/kg dose cohort were on pre-study prophylaxis.

The mean ABR was reduced from 12.2 pre-study to 0 after they reached an FVIII level above 5%. The median ABR for these patients was reduced from 8.0 to 0.

The mean annualized FVIII infusions were reduced from 144.2 to 0. The median annualized FVIII infusions were reduced from 155.5 to 0.

“Patients at the 2 highest doses have stopped prophylactic treatment and, to date, bleeds have effectively been eliminated,” Dr Pasi noted.

Based on these results, BioMarin is planning a phase 3 registrational study of BMN 270. The study will likely include fewer than 100 patients and collect data for no longer than a year after a single dose of BMN 270, with subsequent long-term follow-up.

The company is moving the 6e13 vg/kg dose forward but will consider doing an additional study with the 4e13 vg/kg dose at a later date. 

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BERLIN—New research suggests the investigational gene therapy BMN 270 can allow patients with severe hemophilia A to maintain normal factor VIII (FVIII) levels for over a year.

In a phase 1/2 study, patients who received the highest dose of BMN 270 had median and mean FVIII levels that were consistently within the normal range from week 20 to week 52 and beyond.

The highest dose of BMN 270 reduced the mean annual FVIII infusions by 94% and the mean annualized bleed rate (ABR) by 97%, when compared to prophylaxis.

BMN 270 was also considered well tolerated, and none of the patients developed FVIII inhibitors.

The most common adverse event (AE) in this study was alanine aminotransferase (ALT) elevations. In fact, the increase in ALT levels exceeded a pre-specified threshold, which resulted in the study being placed on hold last year.

However, the hold was ultimately lifted. All cases of ALT increase were non-serious, and all patients with ALT increases have either stopped receiving corticosteroids or are being tapered off of them.

John Pasi, PhD, of Barts and the London School of Medicine and Dentistry in London, UK, presented these results as a late-breaking abstract at the International Society on Thrombosis and Haemostasis (ISTH) 2017 Congress. The research was sponsored by BioMarin.

In this phase 1/2 study, 15 patients with severe hemophilia A (FVIII activity levels less than 1%) received a single dose of BMN 270.

Seven patients received a dose of 6e13 vg/kg, 6 received 4e13 vg/kg, and 2 were treated at lower doses as part of dose-escalation and did not achieve therapeutic efficacy.

Safety

Overall, BMN 270 was considered well tolerated across all doses. None of the patients developed inhibitors to FVIII, and none of them withdrew from the study.

The most common AEs across all dose cohorts were ALT elevations (n=10, 67%), arthralgia (n=7, 47%), and back pain, fatigue, and headache (n=5, 33% each).

All ALT increases were non-serious, of limited duration (lasting 0.4 to 7 weeks), and grade 1 in severity. All 7 patients at the 6e13 vg/kg dose remain off of corticosteroids, with no lasting significant impact on FVIII expression and normal ALT levels.

Three of the 6 patients in the 4e13 vg/kg dose cohort received corticosteroids for ALT increases. One has successfully tapered off corticosteroids, and 2 are still tapering off of them.

Two patients reported serious AEs during the study.

One patient was hospitalized for observation after developing grade 2 pyrexia with myalgia and headache within 24 hours of receiving BMN 270 (4e13 vg/kg dose). The event resolved within 48 hours following treatment with paracetamol. The event was considered related to BMN 270.

The other serious AE—planned total knee replacement for chronic arthropathy—was not related to BMN 270.

FVIII levels: 6e13 vg/kg

For patients in the 6e13 vg/kg dose cohort, median and mean FVIII levels from week 20 through 52 have been consistently within the normal levels post-treatment. At 1 year after dosing, the median and mean FVIII levels continue to be above 50%.

Table 1:  FVIII levels (%) of 6e13 vg/kg dose patients by visit (n=7)

Week*

 

20 24 28 32 36 40 44 48 52
6e13 vg/kg dose
N** 7 7 7 6 7 7 7 7 7
Median

FVIII level*** (%)

97 101 122 99 99 111 105 105 89
Mean

FVIII level*** (%)

118 129 123 122 116 124 122 106 104
Range

(low, high)

(12, 254) (12, 227) (15, 257) (26, 316) (31, 273) (17, 264) (20,242) (23,196) (20, 218)

* Weeks were windowed by +/- 2 weeks

** For week 32, one patient had no FVIII reading

***Bolded numbers are in the normal range of FVIII as defined by the World Federation of Hemophilia

FVIII levels: 4e13 vg/kg

For the 4e13 vg/kg dose cohort, the median and mean FVIII levels from week 8 to 24 are in the mild level. Three of these subjects, who have been observed for 24 weeks, are at the upper end of mild.

 

 

Table 2:  FVIII levels (%) of 4e13 vg/kg dose patients* by visit (n=6)

Week*

 

4 8 12 16 20 24
 

4e13 vg/kg dose

N 6 6 6 3 3 3
Median

FVIII level** (%)

4 15 21 35 37 33
Mean

FVIII level** (%)

5 13 19 33 38 33
Range

(low,  high)

(2,10) (3,21) (6,32) (28,38) (31,45) (24,41)

*Weeks were windowed by +/- 2 weeks

** Bolded numbers are in the mild range of FVIII as defined by the World Federation of Hemophilia

ABR and FVIII infusions

Six of the 7 patients in the 6e13 vg/kg cohort were on pre-study prophylaxis.

After these patients received a single dose BMN270 and reached a FVIII level above 5%, the mean ABR was reduced by 97%, from 16.3 to 0.5. The median ABR for these patients was reduced from 16.5 to 0.

The mean annualized FVIII infusions were reduced by 94%, from 136.7 to 8.5. And the median annualized FVIII infusions were reduced from 138.5 to 0.

All 6 patients in the 4e13 vg/kg dose cohort were on pre-study prophylaxis.

The mean ABR was reduced from 12.2 pre-study to 0 after they reached an FVIII level above 5%. The median ABR for these patients was reduced from 8.0 to 0.

The mean annualized FVIII infusions were reduced from 144.2 to 0. The median annualized FVIII infusions were reduced from 155.5 to 0.

“Patients at the 2 highest doses have stopped prophylactic treatment and, to date, bleeds have effectively been eliminated,” Dr Pasi noted.

Based on these results, BioMarin is planning a phase 3 registrational study of BMN 270. The study will likely include fewer than 100 patients and collect data for no longer than a year after a single dose of BMN 270, with subsequent long-term follow-up.

The company is moving the 6e13 vg/kg dose forward but will consider doing an additional study with the 4e13 vg/kg dose at a later date. 

Image by Spencer Phillips
DNA helix

BERLIN—New research suggests the investigational gene therapy BMN 270 can allow patients with severe hemophilia A to maintain normal factor VIII (FVIII) levels for over a year.

In a phase 1/2 study, patients who received the highest dose of BMN 270 had median and mean FVIII levels that were consistently within the normal range from week 20 to week 52 and beyond.

The highest dose of BMN 270 reduced the mean annual FVIII infusions by 94% and the mean annualized bleed rate (ABR) by 97%, when compared to prophylaxis.

BMN 270 was also considered well tolerated, and none of the patients developed FVIII inhibitors.

The most common adverse event (AE) in this study was alanine aminotransferase (ALT) elevations. In fact, the increase in ALT levels exceeded a pre-specified threshold, which resulted in the study being placed on hold last year.

However, the hold was ultimately lifted. All cases of ALT increase were non-serious, and all patients with ALT increases have either stopped receiving corticosteroids or are being tapered off of them.

John Pasi, PhD, of Barts and the London School of Medicine and Dentistry in London, UK, presented these results as a late-breaking abstract at the International Society on Thrombosis and Haemostasis (ISTH) 2017 Congress. The research was sponsored by BioMarin.

In this phase 1/2 study, 15 patients with severe hemophilia A (FVIII activity levels less than 1%) received a single dose of BMN 270.

Seven patients received a dose of 6e13 vg/kg, 6 received 4e13 vg/kg, and 2 were treated at lower doses as part of dose-escalation and did not achieve therapeutic efficacy.

Safety

Overall, BMN 270 was considered well tolerated across all doses. None of the patients developed inhibitors to FVIII, and none of them withdrew from the study.

The most common AEs across all dose cohorts were ALT elevations (n=10, 67%), arthralgia (n=7, 47%), and back pain, fatigue, and headache (n=5, 33% each).

All ALT increases were non-serious, of limited duration (lasting 0.4 to 7 weeks), and grade 1 in severity. All 7 patients at the 6e13 vg/kg dose remain off of corticosteroids, with no lasting significant impact on FVIII expression and normal ALT levels.

Three of the 6 patients in the 4e13 vg/kg dose cohort received corticosteroids for ALT increases. One has successfully tapered off corticosteroids, and 2 are still tapering off of them.

Two patients reported serious AEs during the study.

One patient was hospitalized for observation after developing grade 2 pyrexia with myalgia and headache within 24 hours of receiving BMN 270 (4e13 vg/kg dose). The event resolved within 48 hours following treatment with paracetamol. The event was considered related to BMN 270.

The other serious AE—planned total knee replacement for chronic arthropathy—was not related to BMN 270.

FVIII levels: 6e13 vg/kg

For patients in the 6e13 vg/kg dose cohort, median and mean FVIII levels from week 20 through 52 have been consistently within the normal levels post-treatment. At 1 year after dosing, the median and mean FVIII levels continue to be above 50%.

Table 1:  FVIII levels (%) of 6e13 vg/kg dose patients by visit (n=7)

Week*

 

20 24 28 32 36 40 44 48 52
6e13 vg/kg dose
N** 7 7 7 6 7 7 7 7 7
Median

FVIII level*** (%)

97 101 122 99 99 111 105 105 89
Mean

FVIII level*** (%)

118 129 123 122 116 124 122 106 104
Range

(low, high)

(12, 254) (12, 227) (15, 257) (26, 316) (31, 273) (17, 264) (20,242) (23,196) (20, 218)

* Weeks were windowed by +/- 2 weeks

** For week 32, one patient had no FVIII reading

***Bolded numbers are in the normal range of FVIII as defined by the World Federation of Hemophilia

FVIII levels: 4e13 vg/kg

For the 4e13 vg/kg dose cohort, the median and mean FVIII levels from week 8 to 24 are in the mild level. Three of these subjects, who have been observed for 24 weeks, are at the upper end of mild.

 

 

Table 2:  FVIII levels (%) of 4e13 vg/kg dose patients* by visit (n=6)

Week*

 

4 8 12 16 20 24
 

4e13 vg/kg dose

N 6 6 6 3 3 3
Median

FVIII level** (%)

4 15 21 35 37 33
Mean

FVIII level** (%)

5 13 19 33 38 33
Range

(low,  high)

(2,10) (3,21) (6,32) (28,38) (31,45) (24,41)

*Weeks were windowed by +/- 2 weeks

** Bolded numbers are in the mild range of FVIII as defined by the World Federation of Hemophilia

ABR and FVIII infusions

Six of the 7 patients in the 6e13 vg/kg cohort were on pre-study prophylaxis.

After these patients received a single dose BMN270 and reached a FVIII level above 5%, the mean ABR was reduced by 97%, from 16.3 to 0.5. The median ABR for these patients was reduced from 16.5 to 0.

The mean annualized FVIII infusions were reduced by 94%, from 136.7 to 8.5. And the median annualized FVIII infusions were reduced from 138.5 to 0.

All 6 patients in the 4e13 vg/kg dose cohort were on pre-study prophylaxis.

The mean ABR was reduced from 12.2 pre-study to 0 after they reached an FVIII level above 5%. The median ABR for these patients was reduced from 8.0 to 0.

The mean annualized FVIII infusions were reduced from 144.2 to 0. The median annualized FVIII infusions were reduced from 155.5 to 0.

“Patients at the 2 highest doses have stopped prophylactic treatment and, to date, bleeds have effectively been eliminated,” Dr Pasi noted.

Based on these results, BioMarin is planning a phase 3 registrational study of BMN 270. The study will likely include fewer than 100 patients and collect data for no longer than a year after a single dose of BMN 270, with subsequent long-term follow-up.

The company is moving the 6e13 vg/kg dose forward but will consider doing an additional study with the 4e13 vg/kg dose at a later date. 

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CTL019 produces responses in rel/ref DLBCL

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CTL019 produces responses in rel/ref DLBCL

Gilles Salles, MD, PhD

The chimeric antigen receptor (CAR) T-cell therapy CTL019 produced a high response rate in a phase 2 trial of adults with relapsed/refractory diffuse large B-cell lymphoma (DLBCL), according to researchers.

An interim analysis of the JULIET trial revealed a 3-month overall response rate (ORR) of 45%.

Thirty-seven percent of patients had a complete response (CR), and all of the patients who were in CR at 3 months were still in CR at the data cutoff point.

This confirms the high response rates and durable responses observed in a previous single-center trial*, said JULIET investigator Gilles Salles, MD, PhD, of Hospices Civils de Lyon in Lyon, France.

Dr Salles presented results from JULIET at the 22nd Congress of the European Hematology Association (EHA) in Madrid, Spain (abstract LB2604).

The results were also presented at the 14th International Conference on Malignant Lymphoma (ICML) in Lugano, Switzerland (abstract 007).

The study was sponsored by Novartis.

Patients

JULIET enrolled 141 patients age 18 and older with relapsed/refractory DLBCL.

Forty-three patients discontinued the study before receiving CTL019—28 due to progressive disease (including 16 deaths), 9 due to an inability to manufacture CTL019, 2 due to adverse events, 1 due to investigator decision, 1 due to study withdrawal, and 1 due to protocol deviation.

Eighty-five patients were infused. The remaining 13 patients were pending infusion at the data cutoff—December 20, 2016.

The median age of the 85 infused patients was 56 (range, 24-75). Ninety-six percent of patients had DLBCL not otherwise specified. Fifty-one percent had germinal center B-cell type DLBCL.

Fifty-four percent of patients had an ECOG performance status of 0, and 46% had a status of 1. Fifty-three percent of patients had stage IV disease, and 8% had bone marrow involvement.

Forty percent of patients had 2 prior lines of antineoplastic therapy, 29% had 3, and 31% had 4 to 7 prior lines.

Forty-one percent of patients were refractory to their last therapy, and 59% had relapsed after their last therapy. Fifty-one percent of patients had prior autologous stem cell transplant.

Treatment

Seventy-six patients (89%) received bridging chemotherapy to prevent disease progression during CTL019 manufacturing. This treatment was completed 2 to 14 days prior to CTL019 infusion.

The median CTL019 cell dose was 3.1 x 108 (range, 0.1-6.0 x 108).

Response

Fifty-one patients were evaluated for response. The median time from infusion to data cutoff was 3.7 months.

The best ORR was 59%, with a CR rate of 43% and a partial response rate of 16%. Twelve percent of patients had stable disease, and 24% progressed.

At 3 months, the ORR was 45%. The CR rate was 37%, and the partial response rate was 8%.

“All patients in CR at 3 months remained in CR at follow-up, and the median duration of response was not reached,” Dr Salles noted.

None of the responders went on to receive a transplant.

Safety

All 85 patients were evaluated for safety. Adverse events of special interest, occurring within 8 weeks of CTL019 infusion, were:

  • Cytokine release syndrome—57% all grades, 17% grade 3, 9% grade 4
  • Infections—27% all grades, 12% grade 3, 1% grade 4
  • Cytopenias not resolved by day 28—26% all grades, 13% grade 3, 8% grade 4
  • Neurologic events—21% all grades, 9% grade 3, 4% grade 4
  • Febrile neutropenia—14% all grades, 13% grade 3, 1% grade 4
  • Tumor lysis syndrome—1% grade 3.

“Adverse events were reversible and effectively managed at the different centers by appropriately trained study personnel,” Dr Salles noted. “There were no CTL019-related deaths and no cerebral edema.”

 

 

*SJ Schuster et al, 2016 ASH Annual Meeting, abstract 3026

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Gilles Salles, MD, PhD

The chimeric antigen receptor (CAR) T-cell therapy CTL019 produced a high response rate in a phase 2 trial of adults with relapsed/refractory diffuse large B-cell lymphoma (DLBCL), according to researchers.

An interim analysis of the JULIET trial revealed a 3-month overall response rate (ORR) of 45%.

Thirty-seven percent of patients had a complete response (CR), and all of the patients who were in CR at 3 months were still in CR at the data cutoff point.

This confirms the high response rates and durable responses observed in a previous single-center trial*, said JULIET investigator Gilles Salles, MD, PhD, of Hospices Civils de Lyon in Lyon, France.

Dr Salles presented results from JULIET at the 22nd Congress of the European Hematology Association (EHA) in Madrid, Spain (abstract LB2604).

The results were also presented at the 14th International Conference on Malignant Lymphoma (ICML) in Lugano, Switzerland (abstract 007).

The study was sponsored by Novartis.

Patients

JULIET enrolled 141 patients age 18 and older with relapsed/refractory DLBCL.

Forty-three patients discontinued the study before receiving CTL019—28 due to progressive disease (including 16 deaths), 9 due to an inability to manufacture CTL019, 2 due to adverse events, 1 due to investigator decision, 1 due to study withdrawal, and 1 due to protocol deviation.

Eighty-five patients were infused. The remaining 13 patients were pending infusion at the data cutoff—December 20, 2016.

The median age of the 85 infused patients was 56 (range, 24-75). Ninety-six percent of patients had DLBCL not otherwise specified. Fifty-one percent had germinal center B-cell type DLBCL.

Fifty-four percent of patients had an ECOG performance status of 0, and 46% had a status of 1. Fifty-three percent of patients had stage IV disease, and 8% had bone marrow involvement.

Forty percent of patients had 2 prior lines of antineoplastic therapy, 29% had 3, and 31% had 4 to 7 prior lines.

Forty-one percent of patients were refractory to their last therapy, and 59% had relapsed after their last therapy. Fifty-one percent of patients had prior autologous stem cell transplant.

Treatment

Seventy-six patients (89%) received bridging chemotherapy to prevent disease progression during CTL019 manufacturing. This treatment was completed 2 to 14 days prior to CTL019 infusion.

The median CTL019 cell dose was 3.1 x 108 (range, 0.1-6.0 x 108).

Response

Fifty-one patients were evaluated for response. The median time from infusion to data cutoff was 3.7 months.

The best ORR was 59%, with a CR rate of 43% and a partial response rate of 16%. Twelve percent of patients had stable disease, and 24% progressed.

At 3 months, the ORR was 45%. The CR rate was 37%, and the partial response rate was 8%.

“All patients in CR at 3 months remained in CR at follow-up, and the median duration of response was not reached,” Dr Salles noted.

None of the responders went on to receive a transplant.

Safety

All 85 patients were evaluated for safety. Adverse events of special interest, occurring within 8 weeks of CTL019 infusion, were:

  • Cytokine release syndrome—57% all grades, 17% grade 3, 9% grade 4
  • Infections—27% all grades, 12% grade 3, 1% grade 4
  • Cytopenias not resolved by day 28—26% all grades, 13% grade 3, 8% grade 4
  • Neurologic events—21% all grades, 9% grade 3, 4% grade 4
  • Febrile neutropenia—14% all grades, 13% grade 3, 1% grade 4
  • Tumor lysis syndrome—1% grade 3.

“Adverse events were reversible and effectively managed at the different centers by appropriately trained study personnel,” Dr Salles noted. “There were no CTL019-related deaths and no cerebral edema.”

 

 

*SJ Schuster et al, 2016 ASH Annual Meeting, abstract 3026

Gilles Salles, MD, PhD

The chimeric antigen receptor (CAR) T-cell therapy CTL019 produced a high response rate in a phase 2 trial of adults with relapsed/refractory diffuse large B-cell lymphoma (DLBCL), according to researchers.

An interim analysis of the JULIET trial revealed a 3-month overall response rate (ORR) of 45%.

Thirty-seven percent of patients had a complete response (CR), and all of the patients who were in CR at 3 months were still in CR at the data cutoff point.

This confirms the high response rates and durable responses observed in a previous single-center trial*, said JULIET investigator Gilles Salles, MD, PhD, of Hospices Civils de Lyon in Lyon, France.

Dr Salles presented results from JULIET at the 22nd Congress of the European Hematology Association (EHA) in Madrid, Spain (abstract LB2604).

The results were also presented at the 14th International Conference on Malignant Lymphoma (ICML) in Lugano, Switzerland (abstract 007).

The study was sponsored by Novartis.

Patients

JULIET enrolled 141 patients age 18 and older with relapsed/refractory DLBCL.

Forty-three patients discontinued the study before receiving CTL019—28 due to progressive disease (including 16 deaths), 9 due to an inability to manufacture CTL019, 2 due to adverse events, 1 due to investigator decision, 1 due to study withdrawal, and 1 due to protocol deviation.

Eighty-five patients were infused. The remaining 13 patients were pending infusion at the data cutoff—December 20, 2016.

The median age of the 85 infused patients was 56 (range, 24-75). Ninety-six percent of patients had DLBCL not otherwise specified. Fifty-one percent had germinal center B-cell type DLBCL.

Fifty-four percent of patients had an ECOG performance status of 0, and 46% had a status of 1. Fifty-three percent of patients had stage IV disease, and 8% had bone marrow involvement.

Forty percent of patients had 2 prior lines of antineoplastic therapy, 29% had 3, and 31% had 4 to 7 prior lines.

Forty-one percent of patients were refractory to their last therapy, and 59% had relapsed after their last therapy. Fifty-one percent of patients had prior autologous stem cell transplant.

Treatment

Seventy-six patients (89%) received bridging chemotherapy to prevent disease progression during CTL019 manufacturing. This treatment was completed 2 to 14 days prior to CTL019 infusion.

The median CTL019 cell dose was 3.1 x 108 (range, 0.1-6.0 x 108).

Response

Fifty-one patients were evaluated for response. The median time from infusion to data cutoff was 3.7 months.

The best ORR was 59%, with a CR rate of 43% and a partial response rate of 16%. Twelve percent of patients had stable disease, and 24% progressed.

At 3 months, the ORR was 45%. The CR rate was 37%, and the partial response rate was 8%.

“All patients in CR at 3 months remained in CR at follow-up, and the median duration of response was not reached,” Dr Salles noted.

None of the responders went on to receive a transplant.

Safety

All 85 patients were evaluated for safety. Adverse events of special interest, occurring within 8 weeks of CTL019 infusion, were:

  • Cytokine release syndrome—57% all grades, 17% grade 3, 9% grade 4
  • Infections—27% all grades, 12% grade 3, 1% grade 4
  • Cytopenias not resolved by day 28—26% all grades, 13% grade 3, 8% grade 4
  • Neurologic events—21% all grades, 9% grade 3, 4% grade 4
  • Febrile neutropenia—14% all grades, 13% grade 3, 1% grade 4
  • Tumor lysis syndrome—1% grade 3.

“Adverse events were reversible and effectively managed at the different centers by appropriately trained study personnel,” Dr Salles noted. “There were no CTL019-related deaths and no cerebral edema.”

 

 

*SJ Schuster et al, 2016 ASH Annual Meeting, abstract 3026

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De-escalation may improve success of TKI cessation

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Imatinib tablet cut with a pill splitter

MADRID—Results of the DESTINY trial suggest that chronic myeloid leukemia (CML) patients may improve their chances of successfully stopping treatment with tyrosine kinase inhibitors (TKIs) by first reducing the dose they receive.

CML patients in deep molecular response (MR4) at study entry had a low rate of recurrence when they first de-escalated their TKI dose—receiving half the standard dose—for a year and then completely stopped receiving TKI treatment for a year.

The 2-year recurrence-free survival (RFS) rate was 77%, which is better than the RFS in any comparable study to date, according to Richard Clark, MD, of the University of Liverpool in Liverpool, UK, and his colleagues.

Dr Clark presented results from DESTINY at the 22nd Congress of the European Hematology Association (EHA) as abstract S423.

DESTINY included 174 CML patients (98 male, 76 female) in stable major molecular response (MMR).

At study entry, patients had received imatinib (n=148), nilotinib (n=16), or dasatinib (n=10) for a median duration of 6.8 years.

For the first 12 months of the study, patients had their TKI dose reduced to half the standard dose. So they received imatinib at 200 mg daily, dasatinib at 50 mg daily, or nilotinib at 200 mg twice daily. After that, patients stopped treatment completely.

After the first 12 months, molecular recurrence was lower in patients with stable MR4 at study entry than in patients who were not in MR4 (but still in MMR)—2.4% (3/125) and 18.4% (9/49), respectively (P<0.001).

During the following 12 months, in which patients had completely stopped TKI treatment, there were 26 recurrences and 4 withdrawals among the remaining 117 patients who were in MR4 at baseline, as well as 20 recurrences and 4 withdrawals among the 36 patients not in MR4.

So the RFS was 77% among patients in MR4 at baseline and 39% among the patients not in MR4 (P<0.001).

The researchers said the probability of RFS was unrelated to patients’ age, gender, performance status, or the prior TKI they received (imatinib vs second-generation TKI).

All patients with recurrence ultimately returned to deep remissions when they resumed their TKI treatment.

“TKI de-escalation is safe for most CML patients with stable and excellent responses to TKI therapy after some years of treatment and is associated with improvement in symptoms,” Dr Clark said.

“Overall, our findings are better than any other studies worldwide and imply that our unique, gradual withdrawal of treatment might be important. We don’t yet understand why our results are so good, but this is a happy problem to have.”

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Photo by Patrick Pelletier
Imatinib tablet cut with a pill splitter

MADRID—Results of the DESTINY trial suggest that chronic myeloid leukemia (CML) patients may improve their chances of successfully stopping treatment with tyrosine kinase inhibitors (TKIs) by first reducing the dose they receive.

CML patients in deep molecular response (MR4) at study entry had a low rate of recurrence when they first de-escalated their TKI dose—receiving half the standard dose—for a year and then completely stopped receiving TKI treatment for a year.

The 2-year recurrence-free survival (RFS) rate was 77%, which is better than the RFS in any comparable study to date, according to Richard Clark, MD, of the University of Liverpool in Liverpool, UK, and his colleagues.

Dr Clark presented results from DESTINY at the 22nd Congress of the European Hematology Association (EHA) as abstract S423.

DESTINY included 174 CML patients (98 male, 76 female) in stable major molecular response (MMR).

At study entry, patients had received imatinib (n=148), nilotinib (n=16), or dasatinib (n=10) for a median duration of 6.8 years.

For the first 12 months of the study, patients had their TKI dose reduced to half the standard dose. So they received imatinib at 200 mg daily, dasatinib at 50 mg daily, or nilotinib at 200 mg twice daily. After that, patients stopped treatment completely.

After the first 12 months, molecular recurrence was lower in patients with stable MR4 at study entry than in patients who were not in MR4 (but still in MMR)—2.4% (3/125) and 18.4% (9/49), respectively (P<0.001).

During the following 12 months, in which patients had completely stopped TKI treatment, there were 26 recurrences and 4 withdrawals among the remaining 117 patients who were in MR4 at baseline, as well as 20 recurrences and 4 withdrawals among the 36 patients not in MR4.

So the RFS was 77% among patients in MR4 at baseline and 39% among the patients not in MR4 (P<0.001).

The researchers said the probability of RFS was unrelated to patients’ age, gender, performance status, or the prior TKI they received (imatinib vs second-generation TKI).

All patients with recurrence ultimately returned to deep remissions when they resumed their TKI treatment.

“TKI de-escalation is safe for most CML patients with stable and excellent responses to TKI therapy after some years of treatment and is associated with improvement in symptoms,” Dr Clark said.

“Overall, our findings are better than any other studies worldwide and imply that our unique, gradual withdrawal of treatment might be important. We don’t yet understand why our results are so good, but this is a happy problem to have.”

Photo by Patrick Pelletier
Imatinib tablet cut with a pill splitter

MADRID—Results of the DESTINY trial suggest that chronic myeloid leukemia (CML) patients may improve their chances of successfully stopping treatment with tyrosine kinase inhibitors (TKIs) by first reducing the dose they receive.

CML patients in deep molecular response (MR4) at study entry had a low rate of recurrence when they first de-escalated their TKI dose—receiving half the standard dose—for a year and then completely stopped receiving TKI treatment for a year.

The 2-year recurrence-free survival (RFS) rate was 77%, which is better than the RFS in any comparable study to date, according to Richard Clark, MD, of the University of Liverpool in Liverpool, UK, and his colleagues.

Dr Clark presented results from DESTINY at the 22nd Congress of the European Hematology Association (EHA) as abstract S423.

DESTINY included 174 CML patients (98 male, 76 female) in stable major molecular response (MMR).

At study entry, patients had received imatinib (n=148), nilotinib (n=16), or dasatinib (n=10) for a median duration of 6.8 years.

For the first 12 months of the study, patients had their TKI dose reduced to half the standard dose. So they received imatinib at 200 mg daily, dasatinib at 50 mg daily, or nilotinib at 200 mg twice daily. After that, patients stopped treatment completely.

After the first 12 months, molecular recurrence was lower in patients with stable MR4 at study entry than in patients who were not in MR4 (but still in MMR)—2.4% (3/125) and 18.4% (9/49), respectively (P<0.001).

During the following 12 months, in which patients had completely stopped TKI treatment, there were 26 recurrences and 4 withdrawals among the remaining 117 patients who were in MR4 at baseline, as well as 20 recurrences and 4 withdrawals among the 36 patients not in MR4.

So the RFS was 77% among patients in MR4 at baseline and 39% among the patients not in MR4 (P<0.001).

The researchers said the probability of RFS was unrelated to patients’ age, gender, performance status, or the prior TKI they received (imatinib vs second-generation TKI).

All patients with recurrence ultimately returned to deep remissions when they resumed their TKI treatment.

“TKI de-escalation is safe for most CML patients with stable and excellent responses to TKI therapy after some years of treatment and is associated with improvement in symptoms,” Dr Clark said.

“Overall, our findings are better than any other studies worldwide and imply that our unique, gradual withdrawal of treatment might be important. We don’t yet understand why our results are so good, but this is a happy problem to have.”

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First IL-23 blocker, guselkumab, earns FDA approval for psoriasis

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Guselkumab, a monoclonal antibody that targets interleukin (IL)-23, has been approved by the Food and Drug Administration for treating moderate to severe plaque psoriasis, based on three phase 3 studies of more than 2,000 adults, the manufacturer announced July 13.

The approved indication is for adults with moderate to severe plaque psoriasis who are candidates for systemic therapy or phototherapy, according to a press release issued by Janssen Biotech, which stated that this is the first IL-23 blocker approved for psoriasis.

Guselkumab is administered subcutaneously, at a dose of 100 mg every 8 weeks, after two initial doses at weeks 0 and 4.

Results of one of the phase 3 trials, VOYAGE 1, included a significantly greater proportion of patients treated with guselkumab achieving at least a 90% improvement in the Psoriasis Area Severity Index (PASI 90) at 16 weeks, compared with placebo (73.3% vs. 2.9%). At 16 weeks, 85.1% of those treated with guselkumab achieved an Investigator’s Global Assessment (IGA) score of 0 (cleared) or 1 (minimal disease), compared with 6.9% of those on placebo. Superior responses continued through 48 weeks.

In an active comparator arm of the study comparing guselkumab with the TNF blocker adalimumab (Humira), a significantly higher proportion of those treated with guselkumab achieved PASI 90 scores (76.3% vs. 47.9%) and IGA 0/1 scores (80.5% vs. 55.4%) at week 48. The results were published in March (J Am Acad Dermatol. 2017 Mar;76[3]:405-17).

Results of VOYAGE 2 comparing guselkumab with adalimumab included a PASI 90 rate of 66.1% at week 48 among adalimumab nonresponders who switched to guselkumab (J Am Acad Dermatol. 2017 Mar;76[3]:418-31).

The most common serious adverse effects associated with treatment included upper respiratory infections, headache, injection site reactions, arthralgias, diarrhea, gastroenteritis, fungal skin infections, and herpes simplex infections, according to the company statement.

Phase 3 studies of guselkumab for active psoriatic arthritis and in comparison with secukinumab (Cosentyx) in patients with moderate to severe plaque psoriasis are underway, according to Janssen, which is marketing guselkumab as Tremfya.

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Guselkumab, a monoclonal antibody that targets interleukin (IL)-23, has been approved by the Food and Drug Administration for treating moderate to severe plaque psoriasis, based on three phase 3 studies of more than 2,000 adults, the manufacturer announced July 13.

The approved indication is for adults with moderate to severe plaque psoriasis who are candidates for systemic therapy or phototherapy, according to a press release issued by Janssen Biotech, which stated that this is the first IL-23 blocker approved for psoriasis.

Guselkumab is administered subcutaneously, at a dose of 100 mg every 8 weeks, after two initial doses at weeks 0 and 4.

Results of one of the phase 3 trials, VOYAGE 1, included a significantly greater proportion of patients treated with guselkumab achieving at least a 90% improvement in the Psoriasis Area Severity Index (PASI 90) at 16 weeks, compared with placebo (73.3% vs. 2.9%). At 16 weeks, 85.1% of those treated with guselkumab achieved an Investigator’s Global Assessment (IGA) score of 0 (cleared) or 1 (minimal disease), compared with 6.9% of those on placebo. Superior responses continued through 48 weeks.

In an active comparator arm of the study comparing guselkumab with the TNF blocker adalimumab (Humira), a significantly higher proportion of those treated with guselkumab achieved PASI 90 scores (76.3% vs. 47.9%) and IGA 0/1 scores (80.5% vs. 55.4%) at week 48. The results were published in March (J Am Acad Dermatol. 2017 Mar;76[3]:405-17).

Results of VOYAGE 2 comparing guselkumab with adalimumab included a PASI 90 rate of 66.1% at week 48 among adalimumab nonresponders who switched to guselkumab (J Am Acad Dermatol. 2017 Mar;76[3]:418-31).

The most common serious adverse effects associated with treatment included upper respiratory infections, headache, injection site reactions, arthralgias, diarrhea, gastroenteritis, fungal skin infections, and herpes simplex infections, according to the company statement.

Phase 3 studies of guselkumab for active psoriatic arthritis and in comparison with secukinumab (Cosentyx) in patients with moderate to severe plaque psoriasis are underway, according to Janssen, which is marketing guselkumab as Tremfya.

 

Guselkumab, a monoclonal antibody that targets interleukin (IL)-23, has been approved by the Food and Drug Administration for treating moderate to severe plaque psoriasis, based on three phase 3 studies of more than 2,000 adults, the manufacturer announced July 13.

The approved indication is for adults with moderate to severe plaque psoriasis who are candidates for systemic therapy or phototherapy, according to a press release issued by Janssen Biotech, which stated that this is the first IL-23 blocker approved for psoriasis.

Guselkumab is administered subcutaneously, at a dose of 100 mg every 8 weeks, after two initial doses at weeks 0 and 4.

Results of one of the phase 3 trials, VOYAGE 1, included a significantly greater proportion of patients treated with guselkumab achieving at least a 90% improvement in the Psoriasis Area Severity Index (PASI 90) at 16 weeks, compared with placebo (73.3% vs. 2.9%). At 16 weeks, 85.1% of those treated with guselkumab achieved an Investigator’s Global Assessment (IGA) score of 0 (cleared) or 1 (minimal disease), compared with 6.9% of those on placebo. Superior responses continued through 48 weeks.

In an active comparator arm of the study comparing guselkumab with the TNF blocker adalimumab (Humira), a significantly higher proportion of those treated with guselkumab achieved PASI 90 scores (76.3% vs. 47.9%) and IGA 0/1 scores (80.5% vs. 55.4%) at week 48. The results were published in March (J Am Acad Dermatol. 2017 Mar;76[3]:405-17).

Results of VOYAGE 2 comparing guselkumab with adalimumab included a PASI 90 rate of 66.1% at week 48 among adalimumab nonresponders who switched to guselkumab (J Am Acad Dermatol. 2017 Mar;76[3]:418-31).

The most common serious adverse effects associated with treatment included upper respiratory infections, headache, injection site reactions, arthralgias, diarrhea, gastroenteritis, fungal skin infections, and herpes simplex infections, according to the company statement.

Phase 3 studies of guselkumab for active psoriatic arthritis and in comparison with secukinumab (Cosentyx) in patients with moderate to severe plaque psoriasis are underway, according to Janssen, which is marketing guselkumab as Tremfya.

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Report: Opioid epidemic fight must increase substantially and immediately

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A concerted, multiagency, multipronged counterattack is needed to break the opioid epidemic’s grip on the nation, according to a new report from the National Academies of Sciences, Engineering, and Medicine.

The report, commissioned by the Food and Drug Administration to strengthen its own 2016 Opioids Action Plan, presents a national strategy for addressing this “urgent public health priority.”

“The ongoing opioid crisis lies at the intersection of two substantial public health challenges – reducing the burden of suffering from pain and containing the rising toll of the harms that can result from the use of opioid medications,” according to a summary of the report, “Pain Management and the Opioid Epidemic: Balancing Societal and Individual Benefits and Risks of Prescription Opioid Use.”

The National Academies’ Committee on Pain Management and Regulatory Strategies to Address Prescription Opioid Abuse spent more than a year studying the matter and developing the report. Among its recommendations is a call for investment in research to better understand pain and opioid use disorder.

“We have a specific lack of knowledge about how pain and opiate use disorder [OUD] interact – that is, why patients in pain might be more or less at risk for the development of opiate use disorder when exposed to either illicit or prescription medication,” committee member David Clark, MD, professor of anesthesia, perioperative pain medicine, and pain at Stanford (Calif.) University, said during a webinar on the report.

“This leads up to one of our first recommendations, which is to invest in research to better understand pain and opiate use disorder,” Dr. Clark said. “We want to emphasize that we need to improve our understanding of the neurobiology of pain,” which will, hopefully, provide a better foundation for the development of nonopioid treatments.

The committee also recommended that the FDA:

  • Incorporate public health considerations into opioid-related regulatory decisions.
  • Require additional studies along with the collection and analysis of data needed to thoroughly assess broad public health considerations.
  • Ensure that public health considerations are adequately incorporated into clinical development.
  • Increase transparency of regulatory decisions for opioids in light of the proposed systems approach.

“The committee believes a commitment to transparency is critical to maintain balance between preserving access to opioids when needed and mitigating opioid-related harms and to maintain public trust,” the report’s authors said. “The committee also believes aggressive use of the FDA’s currently available authorities, such as Risk Evaluation and Mitigation Strategies (REMS), safety labeling changes, and risk communications is critical to supporting the safe and effective use of opioids.”

The committee also recommended strengthening the postapproval oversight of opioids.

A full review of currently marketed and approved opioids was also recommended, as was the application of public health consideration to opioid scheduling decisions.

“The particular characteristics of opioids, we believe, require a certain amount of what we term ‘opioid exceptionalism’ from the regulator in terms of trying to consider the larger societal effects of approval and use of opioid medication,” committee member Aaron S. Kesselheim, MD, JD, of Harvard Medical School, Boston, said during the webinar. “We believe that this public health approach is both reasonable for the FDA, given the fact that it is primarily a public health agency, and can be implemented at all different levels of the development process.”

Strategies recommended by the committee for the FDA, state agencies, health professionals, and relevant private organizations, such as through public-private partnerships, include:

  • Restricting the supply of opioids, with careful attention to risks and benefits of interventions aimed at reducing the supply in the community. Recommendation: Improve access to drug take-back programs.
  • Improving prescribing practices. Recommendations: Establish comprehensive pain education materials and curricula for health care providers; facilitate reimbursement for comprehensive pain management; and improve the use of prescription drug monitoring program data for surveillance and intervention.
  • Reducing demand. Recommendations: Evaluate the impact on patient and public education about opioids on promoting safe and effective pain management; expand treatment for opioid use disorder; improve education regarding treatment of OUD for health care providers; and remove barriers to coverage of approved medication for OUD treatment.
  • Reducing harm. Recommendations: Leverage prescribers and pharmacists to help address opioid use disorder; and improve access to naloxone and safe injection equipment.

According to the report, containing the opioid epidemic and ameliorating its harmful effects on society through the development of these strategies will require “years of sustained and coordinated effort.”

Indeed, things will get worse before they get better, the committee predicted.

“Trends indicate that premature deaths associated with the use of opioids are likely to climb and that opioid overdose and other opioid-related harm will dramatically reduce quality of life for many people for years to come,” the report’s authors noted. “Access to evidence-based treatment for OUD and efforts to prevent overdose deaths and other harms should therefore be increased substantially and immediately as a public health priority.”

 

 

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A concerted, multiagency, multipronged counterattack is needed to break the opioid epidemic’s grip on the nation, according to a new report from the National Academies of Sciences, Engineering, and Medicine.

The report, commissioned by the Food and Drug Administration to strengthen its own 2016 Opioids Action Plan, presents a national strategy for addressing this “urgent public health priority.”

“The ongoing opioid crisis lies at the intersection of two substantial public health challenges – reducing the burden of suffering from pain and containing the rising toll of the harms that can result from the use of opioid medications,” according to a summary of the report, “Pain Management and the Opioid Epidemic: Balancing Societal and Individual Benefits and Risks of Prescription Opioid Use.”

The National Academies’ Committee on Pain Management and Regulatory Strategies to Address Prescription Opioid Abuse spent more than a year studying the matter and developing the report. Among its recommendations is a call for investment in research to better understand pain and opioid use disorder.

“We have a specific lack of knowledge about how pain and opiate use disorder [OUD] interact – that is, why patients in pain might be more or less at risk for the development of opiate use disorder when exposed to either illicit or prescription medication,” committee member David Clark, MD, professor of anesthesia, perioperative pain medicine, and pain at Stanford (Calif.) University, said during a webinar on the report.

“This leads up to one of our first recommendations, which is to invest in research to better understand pain and opiate use disorder,” Dr. Clark said. “We want to emphasize that we need to improve our understanding of the neurobiology of pain,” which will, hopefully, provide a better foundation for the development of nonopioid treatments.

The committee also recommended that the FDA:

  • Incorporate public health considerations into opioid-related regulatory decisions.
  • Require additional studies along with the collection and analysis of data needed to thoroughly assess broad public health considerations.
  • Ensure that public health considerations are adequately incorporated into clinical development.
  • Increase transparency of regulatory decisions for opioids in light of the proposed systems approach.

“The committee believes a commitment to transparency is critical to maintain balance between preserving access to opioids when needed and mitigating opioid-related harms and to maintain public trust,” the report’s authors said. “The committee also believes aggressive use of the FDA’s currently available authorities, such as Risk Evaluation and Mitigation Strategies (REMS), safety labeling changes, and risk communications is critical to supporting the safe and effective use of opioids.”

The committee also recommended strengthening the postapproval oversight of opioids.

A full review of currently marketed and approved opioids was also recommended, as was the application of public health consideration to opioid scheduling decisions.

“The particular characteristics of opioids, we believe, require a certain amount of what we term ‘opioid exceptionalism’ from the regulator in terms of trying to consider the larger societal effects of approval and use of opioid medication,” committee member Aaron S. Kesselheim, MD, JD, of Harvard Medical School, Boston, said during the webinar. “We believe that this public health approach is both reasonable for the FDA, given the fact that it is primarily a public health agency, and can be implemented at all different levels of the development process.”

Strategies recommended by the committee for the FDA, state agencies, health professionals, and relevant private organizations, such as through public-private partnerships, include:

  • Restricting the supply of opioids, with careful attention to risks and benefits of interventions aimed at reducing the supply in the community. Recommendation: Improve access to drug take-back programs.
  • Improving prescribing practices. Recommendations: Establish comprehensive pain education materials and curricula for health care providers; facilitate reimbursement for comprehensive pain management; and improve the use of prescription drug monitoring program data for surveillance and intervention.
  • Reducing demand. Recommendations: Evaluate the impact on patient and public education about opioids on promoting safe and effective pain management; expand treatment for opioid use disorder; improve education regarding treatment of OUD for health care providers; and remove barriers to coverage of approved medication for OUD treatment.
  • Reducing harm. Recommendations: Leverage prescribers and pharmacists to help address opioid use disorder; and improve access to naloxone and safe injection equipment.

According to the report, containing the opioid epidemic and ameliorating its harmful effects on society through the development of these strategies will require “years of sustained and coordinated effort.”

Indeed, things will get worse before they get better, the committee predicted.

“Trends indicate that premature deaths associated with the use of opioids are likely to climb and that opioid overdose and other opioid-related harm will dramatically reduce quality of life for many people for years to come,” the report’s authors noted. “Access to evidence-based treatment for OUD and efforts to prevent overdose deaths and other harms should therefore be increased substantially and immediately as a public health priority.”

 

 

 

A concerted, multiagency, multipronged counterattack is needed to break the opioid epidemic’s grip on the nation, according to a new report from the National Academies of Sciences, Engineering, and Medicine.

The report, commissioned by the Food and Drug Administration to strengthen its own 2016 Opioids Action Plan, presents a national strategy for addressing this “urgent public health priority.”

“The ongoing opioid crisis lies at the intersection of two substantial public health challenges – reducing the burden of suffering from pain and containing the rising toll of the harms that can result from the use of opioid medications,” according to a summary of the report, “Pain Management and the Opioid Epidemic: Balancing Societal and Individual Benefits and Risks of Prescription Opioid Use.”

The National Academies’ Committee on Pain Management and Regulatory Strategies to Address Prescription Opioid Abuse spent more than a year studying the matter and developing the report. Among its recommendations is a call for investment in research to better understand pain and opioid use disorder.

“We have a specific lack of knowledge about how pain and opiate use disorder [OUD] interact – that is, why patients in pain might be more or less at risk for the development of opiate use disorder when exposed to either illicit or prescription medication,” committee member David Clark, MD, professor of anesthesia, perioperative pain medicine, and pain at Stanford (Calif.) University, said during a webinar on the report.

“This leads up to one of our first recommendations, which is to invest in research to better understand pain and opiate use disorder,” Dr. Clark said. “We want to emphasize that we need to improve our understanding of the neurobiology of pain,” which will, hopefully, provide a better foundation for the development of nonopioid treatments.

The committee also recommended that the FDA:

  • Incorporate public health considerations into opioid-related regulatory decisions.
  • Require additional studies along with the collection and analysis of data needed to thoroughly assess broad public health considerations.
  • Ensure that public health considerations are adequately incorporated into clinical development.
  • Increase transparency of regulatory decisions for opioids in light of the proposed systems approach.

“The committee believes a commitment to transparency is critical to maintain balance between preserving access to opioids when needed and mitigating opioid-related harms and to maintain public trust,” the report’s authors said. “The committee also believes aggressive use of the FDA’s currently available authorities, such as Risk Evaluation and Mitigation Strategies (REMS), safety labeling changes, and risk communications is critical to supporting the safe and effective use of opioids.”

The committee also recommended strengthening the postapproval oversight of opioids.

A full review of currently marketed and approved opioids was also recommended, as was the application of public health consideration to opioid scheduling decisions.

“The particular characteristics of opioids, we believe, require a certain amount of what we term ‘opioid exceptionalism’ from the regulator in terms of trying to consider the larger societal effects of approval and use of opioid medication,” committee member Aaron S. Kesselheim, MD, JD, of Harvard Medical School, Boston, said during the webinar. “We believe that this public health approach is both reasonable for the FDA, given the fact that it is primarily a public health agency, and can be implemented at all different levels of the development process.”

Strategies recommended by the committee for the FDA, state agencies, health professionals, and relevant private organizations, such as through public-private partnerships, include:

  • Restricting the supply of opioids, with careful attention to risks and benefits of interventions aimed at reducing the supply in the community. Recommendation: Improve access to drug take-back programs.
  • Improving prescribing practices. Recommendations: Establish comprehensive pain education materials and curricula for health care providers; facilitate reimbursement for comprehensive pain management; and improve the use of prescription drug monitoring program data for surveillance and intervention.
  • Reducing demand. Recommendations: Evaluate the impact on patient and public education about opioids on promoting safe and effective pain management; expand treatment for opioid use disorder; improve education regarding treatment of OUD for health care providers; and remove barriers to coverage of approved medication for OUD treatment.
  • Reducing harm. Recommendations: Leverage prescribers and pharmacists to help address opioid use disorder; and improve access to naloxone and safe injection equipment.

According to the report, containing the opioid epidemic and ameliorating its harmful effects on society through the development of these strategies will require “years of sustained and coordinated effort.”

Indeed, things will get worse before they get better, the committee predicted.

“Trends indicate that premature deaths associated with the use of opioids are likely to climb and that opioid overdose and other opioid-related harm will dramatically reduce quality of life for many people for years to come,” the report’s authors noted. “Access to evidence-based treatment for OUD and efforts to prevent overdose deaths and other harms should therefore be increased substantially and immediately as a public health priority.”

 

 

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Reflecting on my first 10 years

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Ten years ago, I was flying back from my last job interview – I did nearly 20 – and my wife and I were stuck: Should I take a lucrative private practice gig, an academic position, or join a group? We listed the pros and cons on several condensation-soaked Southwest Air napkins and agreed to make a decision before landing. (Fortunately, it was a cross country, BWI to SAN, flight).

I don’t know if I made the right decision. I’m sure I’d have enjoyed either a cosmetic practice or walking the halls with medical students in tow. I chose to join a medical group at Kaiser Permanente, and I’ve loved it. Working here has helped me become a better dermatologist, teammate, friend, and husband. It has also allowed me to embrace digital medicine a bit earlier and with less difficulty than most. You wouldn’t be reading my “Digital Doctor” column if I hadn’t.

Dr. Jeffrey Benabio
When I started practicing, digital medicine referred only to EMRs and rare patient portals. I had a hunch that digital health might be a big deal. I didn’t realize, though, that the impact could be as big as the introduction of stethoscopes, perhaps more so. Digital has changed how patients receive care. It has changed how doctors deliver care. It has changed what it means to care. Touch is no longer a requirement to practice medicine, and, as a result, there are good and bad consequences.

Digital made medicine more accessible than ever. It also made medicine more of a commodity than ever. It turned us into the highest paid data entry clerks in the world. It changed the sacrosanct doctor-patient relationship. It has also presented us with the greatest opportunity in a thousand years. An opportunity to create a new medicine, one that is patient-centric, smart, affordable, efficient, and human. I started this column to explore the digital devices we doctors have and to find ways they might improve the care we give.

I’ve been in practice for 10 years, and I’m now the chief of service for a large dermatology group, as well as physician director for Healthcare Transformation for Kaiser Permanente, San Diego. My job is to help our physicians perform at their best both at work and in life. Through research, interviews, and my own practice, I’ve learned a lot and would like to share it with you.

Starting in September, I’ll broaden the scope of this column. No longer will it be just digital. Rather, it will be about you and how you can be the best you can be. We’ll explore tools, techniques, diet, exercise, and Jedi mind tricks to make you the fastest, smartest, happiest, healthiest, funniest (results may vary) doctor you can be. It’s time to take this column, and you, to the next level – the Optimized Doctor. I can hardly wait.
 

Dr. Benabio is director of Healthcare Transformation and chief of dermatology at Kaiser Permanente, San Diego. The opinions expressed in this column are his own and do not represent those of Kaiser Permanente. Dr. Benabio is @Dermdoc on Twitter. Write to him at dermnews@frontlinemedcom.com.

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Ten years ago, I was flying back from my last job interview – I did nearly 20 – and my wife and I were stuck: Should I take a lucrative private practice gig, an academic position, or join a group? We listed the pros and cons on several condensation-soaked Southwest Air napkins and agreed to make a decision before landing. (Fortunately, it was a cross country, BWI to SAN, flight).

I don’t know if I made the right decision. I’m sure I’d have enjoyed either a cosmetic practice or walking the halls with medical students in tow. I chose to join a medical group at Kaiser Permanente, and I’ve loved it. Working here has helped me become a better dermatologist, teammate, friend, and husband. It has also allowed me to embrace digital medicine a bit earlier and with less difficulty than most. You wouldn’t be reading my “Digital Doctor” column if I hadn’t.

Dr. Jeffrey Benabio
When I started practicing, digital medicine referred only to EMRs and rare patient portals. I had a hunch that digital health might be a big deal. I didn’t realize, though, that the impact could be as big as the introduction of stethoscopes, perhaps more so. Digital has changed how patients receive care. It has changed how doctors deliver care. It has changed what it means to care. Touch is no longer a requirement to practice medicine, and, as a result, there are good and bad consequences.

Digital made medicine more accessible than ever. It also made medicine more of a commodity than ever. It turned us into the highest paid data entry clerks in the world. It changed the sacrosanct doctor-patient relationship. It has also presented us with the greatest opportunity in a thousand years. An opportunity to create a new medicine, one that is patient-centric, smart, affordable, efficient, and human. I started this column to explore the digital devices we doctors have and to find ways they might improve the care we give.

I’ve been in practice for 10 years, and I’m now the chief of service for a large dermatology group, as well as physician director for Healthcare Transformation for Kaiser Permanente, San Diego. My job is to help our physicians perform at their best both at work and in life. Through research, interviews, and my own practice, I’ve learned a lot and would like to share it with you.

Starting in September, I’ll broaden the scope of this column. No longer will it be just digital. Rather, it will be about you and how you can be the best you can be. We’ll explore tools, techniques, diet, exercise, and Jedi mind tricks to make you the fastest, smartest, happiest, healthiest, funniest (results may vary) doctor you can be. It’s time to take this column, and you, to the next level – the Optimized Doctor. I can hardly wait.
 

Dr. Benabio is director of Healthcare Transformation and chief of dermatology at Kaiser Permanente, San Diego. The opinions expressed in this column are his own and do not represent those of Kaiser Permanente. Dr. Benabio is @Dermdoc on Twitter. Write to him at dermnews@frontlinemedcom.com.

 

Ten years ago, I was flying back from my last job interview – I did nearly 20 – and my wife and I were stuck: Should I take a lucrative private practice gig, an academic position, or join a group? We listed the pros and cons on several condensation-soaked Southwest Air napkins and agreed to make a decision before landing. (Fortunately, it was a cross country, BWI to SAN, flight).

I don’t know if I made the right decision. I’m sure I’d have enjoyed either a cosmetic practice or walking the halls with medical students in tow. I chose to join a medical group at Kaiser Permanente, and I’ve loved it. Working here has helped me become a better dermatologist, teammate, friend, and husband. It has also allowed me to embrace digital medicine a bit earlier and with less difficulty than most. You wouldn’t be reading my “Digital Doctor” column if I hadn’t.

Dr. Jeffrey Benabio
When I started practicing, digital medicine referred only to EMRs and rare patient portals. I had a hunch that digital health might be a big deal. I didn’t realize, though, that the impact could be as big as the introduction of stethoscopes, perhaps more so. Digital has changed how patients receive care. It has changed how doctors deliver care. It has changed what it means to care. Touch is no longer a requirement to practice medicine, and, as a result, there are good and bad consequences.

Digital made medicine more accessible than ever. It also made medicine more of a commodity than ever. It turned us into the highest paid data entry clerks in the world. It changed the sacrosanct doctor-patient relationship. It has also presented us with the greatest opportunity in a thousand years. An opportunity to create a new medicine, one that is patient-centric, smart, affordable, efficient, and human. I started this column to explore the digital devices we doctors have and to find ways they might improve the care we give.

I’ve been in practice for 10 years, and I’m now the chief of service for a large dermatology group, as well as physician director for Healthcare Transformation for Kaiser Permanente, San Diego. My job is to help our physicians perform at their best both at work and in life. Through research, interviews, and my own practice, I’ve learned a lot and would like to share it with you.

Starting in September, I’ll broaden the scope of this column. No longer will it be just digital. Rather, it will be about you and how you can be the best you can be. We’ll explore tools, techniques, diet, exercise, and Jedi mind tricks to make you the fastest, smartest, happiest, healthiest, funniest (results may vary) doctor you can be. It’s time to take this column, and you, to the next level – the Optimized Doctor. I can hardly wait.
 

Dr. Benabio is director of Healthcare Transformation and chief of dermatology at Kaiser Permanente, San Diego. The opinions expressed in this column are his own and do not represent those of Kaiser Permanente. Dr. Benabio is @Dermdoc on Twitter. Write to him at dermnews@frontlinemedcom.com.

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Senate GOP tweaks health care reform proposal, but it still lacks support

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Senate Republican leadership released its update to the Better Care Reconciliation Act, but the jury is still out on whether this version will be able to garner the support of 50 Republicans in the upper chamber of Congress.

The update, released July 13, includes a number of provisions to sweeten the pot for conservatives, but it does little to address the concerns of the moderates in the party, particularly of those who are worried about cuts to the Medicaid program.

sndr/istockphoto.com
Among the updates is more funding for states to help encourage more local reforms. The update adds $70 billion to the original $112 billion to help fund innovative ideas to cover the cost of health care, including premium assistance, health savings account support, and other innovations. In addition, the law will allow the use of health savings accounts to pay for insurance premiums.

The GOP leadership also is putting an additional $45 billion into the fight against opioid addiction. Plus, the revised bill includes a provision to allow tax credits to be used to purchase plans that offer only catastrophic coverage.

What the new revision doesn’t do is alter the cuts in the Medicaid program, leaving unchanged the plan to phase out the expansion of Medicaid in 2021 and complete it by 2024; allowing state governors to choose between block grants and per capita allotments to help pay for their Medicaid populations; and allowing states to institute a work requirement for nonpregnant, nondisabled, and nonelderly individuals eligible to receive Medicaid coverage.

Despite the changes, the bill still faces an uphill climb.

Sen. Rand Paul (R-Ky.), Sen. Susan Collins (R-Maine), and Sen. Rob Portman (R-Ohio) have publicly stated that they are opposed to the bill. With only a 52-seat majority and no Democrats expected to vote in favor of the bill, Senate Majority Leader Mitch McConnell (R-Ky.) needs at least 50 votes under budget reconciliation rules to pass the bill. (Vice President Mike Pence would be the tie-breaking vote if the GOP can get to 50 votes.) There are other moderate Republican senators who have opposed previous iterations of the bill, and it remains to be seen if the current tweaks will swing their votes.

The increased funding for the opioid crisis could draw some of the opposing GOP moderates. But, as Julius Hobson, a health care lobbyist with the Washington-based firm Polsinelli, noted, there is “not enough money to deal with” the opioid crisis.

The bill also has provisions allowing insurers to offer catastrophic coverage policies with minimal coverage alongside more comprehensive policies, an effort to bring in healthy younger individuals who may not want more comprehensive coverage. But those provisions have sparked pushback from state insurance directors, America’s Health Insurance Plans, and the Blue Cross Blue Shield Association.

“I can’t see how this bill got better in terms of health care access,” added Mr. Hobson, a former lobbyist with the American Medical Association.

AMA President David Barbe, MD, said that the tweaks do not do enough.

“The revised bill does not address the key concerns of physicians and patients regarding proposed Medicaid cuts and inadequate subsidies that will result in millions of Americans losing health insurance coverage,” Dr. Barbe said in a statement.

“The additional funding to address the opioid epidemic is a positive step; however, those suffering from substance use disorder have other health care needs that are not likely to be addressed if they lose coverage through a rollback of the Medicaid expansion,” he added. “While stabilizing the individual market is an initial step, more bipartisan collaboration is needed in the months ahead to improve the delivery and financing of health care.”

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Senate Republican leadership released its update to the Better Care Reconciliation Act, but the jury is still out on whether this version will be able to garner the support of 50 Republicans in the upper chamber of Congress.

The update, released July 13, includes a number of provisions to sweeten the pot for conservatives, but it does little to address the concerns of the moderates in the party, particularly of those who are worried about cuts to the Medicaid program.

sndr/istockphoto.com
Among the updates is more funding for states to help encourage more local reforms. The update adds $70 billion to the original $112 billion to help fund innovative ideas to cover the cost of health care, including premium assistance, health savings account support, and other innovations. In addition, the law will allow the use of health savings accounts to pay for insurance premiums.

The GOP leadership also is putting an additional $45 billion into the fight against opioid addiction. Plus, the revised bill includes a provision to allow tax credits to be used to purchase plans that offer only catastrophic coverage.

What the new revision doesn’t do is alter the cuts in the Medicaid program, leaving unchanged the plan to phase out the expansion of Medicaid in 2021 and complete it by 2024; allowing state governors to choose between block grants and per capita allotments to help pay for their Medicaid populations; and allowing states to institute a work requirement for nonpregnant, nondisabled, and nonelderly individuals eligible to receive Medicaid coverage.

Despite the changes, the bill still faces an uphill climb.

Sen. Rand Paul (R-Ky.), Sen. Susan Collins (R-Maine), and Sen. Rob Portman (R-Ohio) have publicly stated that they are opposed to the bill. With only a 52-seat majority and no Democrats expected to vote in favor of the bill, Senate Majority Leader Mitch McConnell (R-Ky.) needs at least 50 votes under budget reconciliation rules to pass the bill. (Vice President Mike Pence would be the tie-breaking vote if the GOP can get to 50 votes.) There are other moderate Republican senators who have opposed previous iterations of the bill, and it remains to be seen if the current tweaks will swing their votes.

The increased funding for the opioid crisis could draw some of the opposing GOP moderates. But, as Julius Hobson, a health care lobbyist with the Washington-based firm Polsinelli, noted, there is “not enough money to deal with” the opioid crisis.

The bill also has provisions allowing insurers to offer catastrophic coverage policies with minimal coverage alongside more comprehensive policies, an effort to bring in healthy younger individuals who may not want more comprehensive coverage. But those provisions have sparked pushback from state insurance directors, America’s Health Insurance Plans, and the Blue Cross Blue Shield Association.

“I can’t see how this bill got better in terms of health care access,” added Mr. Hobson, a former lobbyist with the American Medical Association.

AMA President David Barbe, MD, said that the tweaks do not do enough.

“The revised bill does not address the key concerns of physicians and patients regarding proposed Medicaid cuts and inadequate subsidies that will result in millions of Americans losing health insurance coverage,” Dr. Barbe said in a statement.

“The additional funding to address the opioid epidemic is a positive step; however, those suffering from substance use disorder have other health care needs that are not likely to be addressed if they lose coverage through a rollback of the Medicaid expansion,” he added. “While stabilizing the individual market is an initial step, more bipartisan collaboration is needed in the months ahead to improve the delivery and financing of health care.”

 

Senate Republican leadership released its update to the Better Care Reconciliation Act, but the jury is still out on whether this version will be able to garner the support of 50 Republicans in the upper chamber of Congress.

The update, released July 13, includes a number of provisions to sweeten the pot for conservatives, but it does little to address the concerns of the moderates in the party, particularly of those who are worried about cuts to the Medicaid program.

sndr/istockphoto.com
Among the updates is more funding for states to help encourage more local reforms. The update adds $70 billion to the original $112 billion to help fund innovative ideas to cover the cost of health care, including premium assistance, health savings account support, and other innovations. In addition, the law will allow the use of health savings accounts to pay for insurance premiums.

The GOP leadership also is putting an additional $45 billion into the fight against opioid addiction. Plus, the revised bill includes a provision to allow tax credits to be used to purchase plans that offer only catastrophic coverage.

What the new revision doesn’t do is alter the cuts in the Medicaid program, leaving unchanged the plan to phase out the expansion of Medicaid in 2021 and complete it by 2024; allowing state governors to choose between block grants and per capita allotments to help pay for their Medicaid populations; and allowing states to institute a work requirement for nonpregnant, nondisabled, and nonelderly individuals eligible to receive Medicaid coverage.

Despite the changes, the bill still faces an uphill climb.

Sen. Rand Paul (R-Ky.), Sen. Susan Collins (R-Maine), and Sen. Rob Portman (R-Ohio) have publicly stated that they are opposed to the bill. With only a 52-seat majority and no Democrats expected to vote in favor of the bill, Senate Majority Leader Mitch McConnell (R-Ky.) needs at least 50 votes under budget reconciliation rules to pass the bill. (Vice President Mike Pence would be the tie-breaking vote if the GOP can get to 50 votes.) There are other moderate Republican senators who have opposed previous iterations of the bill, and it remains to be seen if the current tweaks will swing their votes.

The increased funding for the opioid crisis could draw some of the opposing GOP moderates. But, as Julius Hobson, a health care lobbyist with the Washington-based firm Polsinelli, noted, there is “not enough money to deal with” the opioid crisis.

The bill also has provisions allowing insurers to offer catastrophic coverage policies with minimal coverage alongside more comprehensive policies, an effort to bring in healthy younger individuals who may not want more comprehensive coverage. But those provisions have sparked pushback from state insurance directors, America’s Health Insurance Plans, and the Blue Cross Blue Shield Association.

“I can’t see how this bill got better in terms of health care access,” added Mr. Hobson, a former lobbyist with the American Medical Association.

AMA President David Barbe, MD, said that the tweaks do not do enough.

“The revised bill does not address the key concerns of physicians and patients regarding proposed Medicaid cuts and inadequate subsidies that will result in millions of Americans losing health insurance coverage,” Dr. Barbe said in a statement.

“The additional funding to address the opioid epidemic is a positive step; however, those suffering from substance use disorder have other health care needs that are not likely to be addressed if they lose coverage through a rollback of the Medicaid expansion,” he added. “While stabilizing the individual market is an initial step, more bipartisan collaboration is needed in the months ahead to improve the delivery and financing of health care.”

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Selection of strategy for high-risk early RA remission induction hinges on safety

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– Two-year results from the Care in early RA (CareRA) trial demonstrated the sustained effectiveness of a treat-to-target approach in patients with early rheumatoid arthritis at high risk for progression.

The percentage of patients who achieved clinical remission with one of three disease-modifying antirheumatic drug (DMARD) and glucocorticoid-containing regimens ranged from 60% to 65% at 1 year, and the percentage of those patients who were able to maintain their remission at all time points in year 2 ranged from 55% to 70%, none of which were significantly different from each other.

Sara Freeman/Frontline Medical News
Veerle Stouten
“The overall aim of treating rheumatoid arthritis is to achieve remission, a state of absence of disease activity, which should lead to symptom relief, better functioning, and preventing joint damage,” Veerle Stouten, a PhD student at the University of Leuven (Belgium), said at the European Congress of Rheumatology, where she won a clinical abstract award for the research.

Ms. Stouten added that, according to international guidelines, achieving clinical remission means treating patients early, as soon as possible after the diagnosis of rheumatoid arthritis is made; intensively, with a DMARD, preferably methotrexate if not contraindicated, combined with short-term glucocorticoids; and to target, meaning treatment should be targeted at achieving remission or at least low disease activity in every patient.

The CareRA trial was a prospective, randomized, multicenter trial set up to see which of three methotrexate-based, steroid-containing intensive regimens would be best for inducing remission in patients with high-risk RA. The pragmatic trial was conducted in 13 Belgian rheumatology practices recruiting 400 patients, 300 of whom were designated as high risk for progression based on factors such as their antibody status and presence of joint erosions. CareRA trial investigators defined clinical remission as less than 2.6 on the 28-joint Disease Activity Score using C-reactive protein (DAS28-CRP).

The three regimens all contained a weekly 15-mg dose of methotrexate and prednisone 30 mg or 60 mg that was then tapered weekly after the first 6-7 weeks.

In the COBRA Classic regimen, methotrexate was partnered with sulfasalazine, given as a 2-g daily dose. Prednisone was initially given at a dose of 60 mg and then taped to 5.7 mg starting at week 7.

For the COBRA Slim regimen, just methotrexate and prednisone were used, with the latter started at a dose of 30 mg and then tapered to 5 mg starting at week 6.

Lastly, the COBRA Avant-Garde regimen saw methotrexate combined with leflunomide, 10 mg daily, and the same step-down prednisone regimen as COBRA Slim.

In the first year, treatment in each group was adjusted to achieve a target of low disease activity (DAS28-CRP of 3.2 or lower), with measurements taken every 3 months. The steroid component was stepped down further after 28 weeks and stopped altogether by 34 weeks. The aim was also to reduce the number of DMARDs used, such that everyone was on DMARD monotherapy if possible. In the second year, rheumatologists could treat patients at their own discretion, with adjustments to treatment made according to DAS28-CRP at visits every 3 months.

Ms. Stouten reported that all three of the intensive induction regimens “were very effective in our high-risk population and that they showed persistently high remission rates at year 2.”

The percentage of patients with a DAS28-CRP of less than 2.6 at 2 years was 65.3% for the COBRA Classic regimen, 73.5% for COBRA Slim, and 73.1% for COBRA Avant-Garde.

For inducing remission, however, she suggested that the COBRA Slim regimen might have the edge from a benefit-to-risk perspective.

A total of 60.2% of COBRA Slim patients were in remission at year 1, and 67.8% of them remained in remission throughout year 2. Also, fewer COBRA Slim patients needed biologic therapy, both overall (n = 11) and in the first year (n = 2), when compared with the other two regimens. However, in the COBRA Classic arm, 65.3% were in remission at year 1, and 54.7% of those patients maintained it throughout year 2, whereas in the COBRA Avant-Garde arm the rates were 61.3% at year 1, with 70.2% of those maintaining remission throughout year 2. A total of 18 patients in the COBRA Classic group started biologics, including 10 in the first year, compared with 15 in the COBRA Avant-Garde group, 7 of those in the first year.

“For maintaining remission, there were no statistically significant differences observed in remission rates at year 2 between treatment groups,” Ms. Stouten observed. “However, COBRA Avant-Garde had numerically better CDAI [clinical disease activity index] remission rates at year 2 [48.2% vs. 33.7% for COBRA Slim and 34.7% for COBRA Classic; P = .068].”

The total numbers of patients reporting adverse events related to treatment were lower with the COBRA Slim regimen (n = 164) than with COBRA Classic (n = 209) and COBRA Avant-Garde (n = 208). Fewer COBRA Slim patients also had to stop treatment (5 vs. 9 with COBRA Classic and 12 with COBRA Avant-Garde) or have interrupted treatment (12 vs. 17 and 19, respectively) because of adverse events.

Ms. Stouten had no personal disclosures. The study was supported by a Flemish governmental grant provided by IWT (Innovatie door Wetenschap en Technologie).
 

 

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– Two-year results from the Care in early RA (CareRA) trial demonstrated the sustained effectiveness of a treat-to-target approach in patients with early rheumatoid arthritis at high risk for progression.

The percentage of patients who achieved clinical remission with one of three disease-modifying antirheumatic drug (DMARD) and glucocorticoid-containing regimens ranged from 60% to 65% at 1 year, and the percentage of those patients who were able to maintain their remission at all time points in year 2 ranged from 55% to 70%, none of which were significantly different from each other.

Sara Freeman/Frontline Medical News
Veerle Stouten
“The overall aim of treating rheumatoid arthritis is to achieve remission, a state of absence of disease activity, which should lead to symptom relief, better functioning, and preventing joint damage,” Veerle Stouten, a PhD student at the University of Leuven (Belgium), said at the European Congress of Rheumatology, where she won a clinical abstract award for the research.

Ms. Stouten added that, according to international guidelines, achieving clinical remission means treating patients early, as soon as possible after the diagnosis of rheumatoid arthritis is made; intensively, with a DMARD, preferably methotrexate if not contraindicated, combined with short-term glucocorticoids; and to target, meaning treatment should be targeted at achieving remission or at least low disease activity in every patient.

The CareRA trial was a prospective, randomized, multicenter trial set up to see which of three methotrexate-based, steroid-containing intensive regimens would be best for inducing remission in patients with high-risk RA. The pragmatic trial was conducted in 13 Belgian rheumatology practices recruiting 400 patients, 300 of whom were designated as high risk for progression based on factors such as their antibody status and presence of joint erosions. CareRA trial investigators defined clinical remission as less than 2.6 on the 28-joint Disease Activity Score using C-reactive protein (DAS28-CRP).

The three regimens all contained a weekly 15-mg dose of methotrexate and prednisone 30 mg or 60 mg that was then tapered weekly after the first 6-7 weeks.

In the COBRA Classic regimen, methotrexate was partnered with sulfasalazine, given as a 2-g daily dose. Prednisone was initially given at a dose of 60 mg and then taped to 5.7 mg starting at week 7.

For the COBRA Slim regimen, just methotrexate and prednisone were used, with the latter started at a dose of 30 mg and then tapered to 5 mg starting at week 6.

Lastly, the COBRA Avant-Garde regimen saw methotrexate combined with leflunomide, 10 mg daily, and the same step-down prednisone regimen as COBRA Slim.

In the first year, treatment in each group was adjusted to achieve a target of low disease activity (DAS28-CRP of 3.2 or lower), with measurements taken every 3 months. The steroid component was stepped down further after 28 weeks and stopped altogether by 34 weeks. The aim was also to reduce the number of DMARDs used, such that everyone was on DMARD monotherapy if possible. In the second year, rheumatologists could treat patients at their own discretion, with adjustments to treatment made according to DAS28-CRP at visits every 3 months.

Ms. Stouten reported that all three of the intensive induction regimens “were very effective in our high-risk population and that they showed persistently high remission rates at year 2.”

The percentage of patients with a DAS28-CRP of less than 2.6 at 2 years was 65.3% for the COBRA Classic regimen, 73.5% for COBRA Slim, and 73.1% for COBRA Avant-Garde.

For inducing remission, however, she suggested that the COBRA Slim regimen might have the edge from a benefit-to-risk perspective.

A total of 60.2% of COBRA Slim patients were in remission at year 1, and 67.8% of them remained in remission throughout year 2. Also, fewer COBRA Slim patients needed biologic therapy, both overall (n = 11) and in the first year (n = 2), when compared with the other two regimens. However, in the COBRA Classic arm, 65.3% were in remission at year 1, and 54.7% of those patients maintained it throughout year 2, whereas in the COBRA Avant-Garde arm the rates were 61.3% at year 1, with 70.2% of those maintaining remission throughout year 2. A total of 18 patients in the COBRA Classic group started biologics, including 10 in the first year, compared with 15 in the COBRA Avant-Garde group, 7 of those in the first year.

“For maintaining remission, there were no statistically significant differences observed in remission rates at year 2 between treatment groups,” Ms. Stouten observed. “However, COBRA Avant-Garde had numerically better CDAI [clinical disease activity index] remission rates at year 2 [48.2% vs. 33.7% for COBRA Slim and 34.7% for COBRA Classic; P = .068].”

The total numbers of patients reporting adverse events related to treatment were lower with the COBRA Slim regimen (n = 164) than with COBRA Classic (n = 209) and COBRA Avant-Garde (n = 208). Fewer COBRA Slim patients also had to stop treatment (5 vs. 9 with COBRA Classic and 12 with COBRA Avant-Garde) or have interrupted treatment (12 vs. 17 and 19, respectively) because of adverse events.

Ms. Stouten had no personal disclosures. The study was supported by a Flemish governmental grant provided by IWT (Innovatie door Wetenschap en Technologie).
 

 

 

– Two-year results from the Care in early RA (CareRA) trial demonstrated the sustained effectiveness of a treat-to-target approach in patients with early rheumatoid arthritis at high risk for progression.

The percentage of patients who achieved clinical remission with one of three disease-modifying antirheumatic drug (DMARD) and glucocorticoid-containing regimens ranged from 60% to 65% at 1 year, and the percentage of those patients who were able to maintain their remission at all time points in year 2 ranged from 55% to 70%, none of which were significantly different from each other.

Sara Freeman/Frontline Medical News
Veerle Stouten
“The overall aim of treating rheumatoid arthritis is to achieve remission, a state of absence of disease activity, which should lead to symptom relief, better functioning, and preventing joint damage,” Veerle Stouten, a PhD student at the University of Leuven (Belgium), said at the European Congress of Rheumatology, where she won a clinical abstract award for the research.

Ms. Stouten added that, according to international guidelines, achieving clinical remission means treating patients early, as soon as possible after the diagnosis of rheumatoid arthritis is made; intensively, with a DMARD, preferably methotrexate if not contraindicated, combined with short-term glucocorticoids; and to target, meaning treatment should be targeted at achieving remission or at least low disease activity in every patient.

The CareRA trial was a prospective, randomized, multicenter trial set up to see which of three methotrexate-based, steroid-containing intensive regimens would be best for inducing remission in patients with high-risk RA. The pragmatic trial was conducted in 13 Belgian rheumatology practices recruiting 400 patients, 300 of whom were designated as high risk for progression based on factors such as their antibody status and presence of joint erosions. CareRA trial investigators defined clinical remission as less than 2.6 on the 28-joint Disease Activity Score using C-reactive protein (DAS28-CRP).

The three regimens all contained a weekly 15-mg dose of methotrexate and prednisone 30 mg or 60 mg that was then tapered weekly after the first 6-7 weeks.

In the COBRA Classic regimen, methotrexate was partnered with sulfasalazine, given as a 2-g daily dose. Prednisone was initially given at a dose of 60 mg and then taped to 5.7 mg starting at week 7.

For the COBRA Slim regimen, just methotrexate and prednisone were used, with the latter started at a dose of 30 mg and then tapered to 5 mg starting at week 6.

Lastly, the COBRA Avant-Garde regimen saw methotrexate combined with leflunomide, 10 mg daily, and the same step-down prednisone regimen as COBRA Slim.

In the first year, treatment in each group was adjusted to achieve a target of low disease activity (DAS28-CRP of 3.2 or lower), with measurements taken every 3 months. The steroid component was stepped down further after 28 weeks and stopped altogether by 34 weeks. The aim was also to reduce the number of DMARDs used, such that everyone was on DMARD monotherapy if possible. In the second year, rheumatologists could treat patients at their own discretion, with adjustments to treatment made according to DAS28-CRP at visits every 3 months.

Ms. Stouten reported that all three of the intensive induction regimens “were very effective in our high-risk population and that they showed persistently high remission rates at year 2.”

The percentage of patients with a DAS28-CRP of less than 2.6 at 2 years was 65.3% for the COBRA Classic regimen, 73.5% for COBRA Slim, and 73.1% for COBRA Avant-Garde.

For inducing remission, however, she suggested that the COBRA Slim regimen might have the edge from a benefit-to-risk perspective.

A total of 60.2% of COBRA Slim patients were in remission at year 1, and 67.8% of them remained in remission throughout year 2. Also, fewer COBRA Slim patients needed biologic therapy, both overall (n = 11) and in the first year (n = 2), when compared with the other two regimens. However, in the COBRA Classic arm, 65.3% were in remission at year 1, and 54.7% of those patients maintained it throughout year 2, whereas in the COBRA Avant-Garde arm the rates were 61.3% at year 1, with 70.2% of those maintaining remission throughout year 2. A total of 18 patients in the COBRA Classic group started biologics, including 10 in the first year, compared with 15 in the COBRA Avant-Garde group, 7 of those in the first year.

“For maintaining remission, there were no statistically significant differences observed in remission rates at year 2 between treatment groups,” Ms. Stouten observed. “However, COBRA Avant-Garde had numerically better CDAI [clinical disease activity index] remission rates at year 2 [48.2% vs. 33.7% for COBRA Slim and 34.7% for COBRA Classic; P = .068].”

The total numbers of patients reporting adverse events related to treatment were lower with the COBRA Slim regimen (n = 164) than with COBRA Classic (n = 209) and COBRA Avant-Garde (n = 208). Fewer COBRA Slim patients also had to stop treatment (5 vs. 9 with COBRA Classic and 12 with COBRA Avant-Garde) or have interrupted treatment (12 vs. 17 and 19, respectively) because of adverse events.

Ms. Stouten had no personal disclosures. The study was supported by a Flemish governmental grant provided by IWT (Innovatie door Wetenschap en Technologie).
 

 

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Key clinical point: A treat-to-target approach using any of three methotrexate-based, steroid-containing intensive regimens can induce and maintain remission in high-risk early RA.

Major finding: The percentage of patients with a DAS28-CRP of less than 2.6 at 2 years was 73.5% for the COBRA Slim regimen, 73.1% for COBRA Avant-Garde, and 65.3% for COBRA Classic.

Data source: The Care in early RA (CareRA) trial, a prospective, randomized, multicenter trial of 379 patients with treatment-naive, early rheumatoid arthritis.

Disclosures: The presenter had no personal disclosures. The study was supported by a Flemish governmental grant provided by IWT (Innovatie door Wetenschap en Technologie).

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Children with HIV benefit from double dose of PCV13 vaccine

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Older HIV-infected children who have not yet receive any pneumococcal conjugate vaccine (PCV) may benefit from two doses of PCV13, while children with kidney or lung disease may need only one dose, reported Sabelle Jallow, PhD, of the University of the Witwatersrand, Johannesburg, South Africa, and associates.

An open-label study was conducted at Chris Hani Baragwanath Academic Hospital (CHBAH) in Soweto, South Africa, to determine the immunogenicity of one and two doses of PCV13 in vaccine-naive children with HIV infection, kidney disease, or lung disease. Of the 112 children in the study, there were 50 HIV-infected children, 8 children with kidney disease, 9 with lung disease, and 45 HIV-uninfected control children with no chronic illness. The average age at enrollment was 62 months, 53% of participants were female, and 96% were of black African descent. At-risk children were given two doses of PCV13, 2 months apart, while control children received only one PCV13 dose (Vaccine. 2017. doi: 10.1016/j.vaccine.2017.06.081).

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Children who were infected with HIV or who had kidney and lung disease had similar positive responses to PCV13, compared with control children, with the exception of a few serotypes. “The at-risk children had lower [geometric mean concentrations] for serotypes 3 and 14 (except the lung disease group post-first PCV13 for serotype 14), compared to control children,” Dr. Jallow and associates said. Findings after the second PCV13 dose in both the kidney disease and lung disease groups suggested that the second dose did not have an effect. Fortunately, the responses to the initial dose appeared to be sufficient, so only one dose is likely to be required in these populations.

“In future studies, a larger spectrum of comorbidities should be included to determine the most cost-effective vaccination regimens particularly in low income countries,” the researchers noted.

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Older HIV-infected children who have not yet receive any pneumococcal conjugate vaccine (PCV) may benefit from two doses of PCV13, while children with kidney or lung disease may need only one dose, reported Sabelle Jallow, PhD, of the University of the Witwatersrand, Johannesburg, South Africa, and associates.

An open-label study was conducted at Chris Hani Baragwanath Academic Hospital (CHBAH) in Soweto, South Africa, to determine the immunogenicity of one and two doses of PCV13 in vaccine-naive children with HIV infection, kidney disease, or lung disease. Of the 112 children in the study, there were 50 HIV-infected children, 8 children with kidney disease, 9 with lung disease, and 45 HIV-uninfected control children with no chronic illness. The average age at enrollment was 62 months, 53% of participants were female, and 96% were of black African descent. At-risk children were given two doses of PCV13, 2 months apart, while control children received only one PCV13 dose (Vaccine. 2017. doi: 10.1016/j.vaccine.2017.06.081).

copyright DesignPics/Thinkstock
Children who were infected with HIV or who had kidney and lung disease had similar positive responses to PCV13, compared with control children, with the exception of a few serotypes. “The at-risk children had lower [geometric mean concentrations] for serotypes 3 and 14 (except the lung disease group post-first PCV13 for serotype 14), compared to control children,” Dr. Jallow and associates said. Findings after the second PCV13 dose in both the kidney disease and lung disease groups suggested that the second dose did not have an effect. Fortunately, the responses to the initial dose appeared to be sufficient, so only one dose is likely to be required in these populations.

“In future studies, a larger spectrum of comorbidities should be included to determine the most cost-effective vaccination regimens particularly in low income countries,” the researchers noted.

 

Older HIV-infected children who have not yet receive any pneumococcal conjugate vaccine (PCV) may benefit from two doses of PCV13, while children with kidney or lung disease may need only one dose, reported Sabelle Jallow, PhD, of the University of the Witwatersrand, Johannesburg, South Africa, and associates.

An open-label study was conducted at Chris Hani Baragwanath Academic Hospital (CHBAH) in Soweto, South Africa, to determine the immunogenicity of one and two doses of PCV13 in vaccine-naive children with HIV infection, kidney disease, or lung disease. Of the 112 children in the study, there were 50 HIV-infected children, 8 children with kidney disease, 9 with lung disease, and 45 HIV-uninfected control children with no chronic illness. The average age at enrollment was 62 months, 53% of participants were female, and 96% were of black African descent. At-risk children were given two doses of PCV13, 2 months apart, while control children received only one PCV13 dose (Vaccine. 2017. doi: 10.1016/j.vaccine.2017.06.081).

copyright DesignPics/Thinkstock
Children who were infected with HIV or who had kidney and lung disease had similar positive responses to PCV13, compared with control children, with the exception of a few serotypes. “The at-risk children had lower [geometric mean concentrations] for serotypes 3 and 14 (except the lung disease group post-first PCV13 for serotype 14), compared to control children,” Dr. Jallow and associates said. Findings after the second PCV13 dose in both the kidney disease and lung disease groups suggested that the second dose did not have an effect. Fortunately, the responses to the initial dose appeared to be sufficient, so only one dose is likely to be required in these populations.

“In future studies, a larger spectrum of comorbidities should be included to determine the most cost-effective vaccination regimens particularly in low income countries,” the researchers noted.

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Watchman device for AF patients ineligible for oral anticoagulation gains support from 1-year registry outcomes

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– Patients with atrial fibrillation at high stroke risk and a contraindication for oral anticoagulation experienced an 83% reduction in their risk of ischemic stroke and transient ischemic attack during their first year after receiving the Watchman left atrial appendage closure device backed by limited-duration dual-antiplatelet therapy, according to a report from the EWOLUTION registry.

Of 605 participants in the European registry who went on dual-antiplatelet treatment (DAPT) in conjunction with receiving the Watchman device, 39% discontinued DAPT within 3 months and 72% were off DAPT by 6 months. Yet the 1-year rate of ischemic stroke or TIA in the EWOLUTION group was just 1.8%, an 83% relative risk reduction compared with the expected 10.5% rate based on the participants’ mean CHA2DS2-VASc score of 4.6 in the absence of oral anticoagulation, Martin W. Bergmann, MD, said at the annual congress of the European Association of Percutaneous Cardiovascular Interventions.
 

“Obviously this isn’t a randomized trial. This is just reassuring data that we are going in the right direction in terms of efficacy,” said Dr. Bergmann of Cardiologicum Hamburg, a large German group practice.

Bruce Jancin/Frontline Medical News
Dr. Martin W. Bergmann
The EWOLUTION findings are supportive of the 2016 European Society of Cardiology guidelines on atrial fibrillation (AF), which state that platelet inhibition is ineffective for stroke prevention in patients with a CHA2DS2-VASc score of 2 or more, and that left atrial appendage closure gets a IIb recommendation for stroke prevention in AF patients for whom long-term oral anticoagulation is contraindicated.

However, the ESC guidelines were largely based on randomized trials of the Watchman versus oral anticoagulation, including PREVAIL and PROTECT-AF, showing noninferiority. The safety and efficacy of the device in warfarin-ineligible patients was less well studied at the time the guidelines were formulated. And in fact, such patients are excluded from the Food and Drug Administration’s approved indication, which is specifically for patients judged “suitable for warfarin.”

“This gap is now filled by EWOLUTION. This is a registry that’s as good as it gets. We have all the things in place that you need these days to be able to rely on the outcome data,” according to the cardiologist.

EWOLUTION is a prospective, multicenter, all-comers registry. The EWOLUTION population of AF patients on DAPT was high risk: 89% had a CHA2DS2-VASc score of 3 or more, 31% were at least 80 years old, the mean HAS-BLED score was 2.4, and oral anticoagulation was contraindicated in 84% of participants.

Eighty-seven percent of subjects underwent follow-up transesophageal echocardiography. The imaging study showed the Watchman effectively sealed the left atrial appendage in 99.2% of patients as defined by no leak greater than 5 mm. The echo exam also showed the presence of thrombus on the device at follow-up in 4% of patients, although only 1 of the 22 patients with device thrombus experienced a stroke.

“We can conclude two things from this which are in line with earlier studies. First, the rate of thrombus on the device is equal to the rate reported in the randomized controlled trials, which was also 4%, even if the patients were on warfarin for the first 45 days. And second, these thrombi are not related to stroke,” Dr. Bergmann said.

At the 1-year mark, 71% of patients had switched to a single antiplatelet agent, while 17% remained on DAPT, mainly because of comorbid coronary disease for which DAPT is indicated. Seven percent of patients were on no antithrombotic medications. The remaining 5% were transiently on warfarin or a novel oral anticoagulant.

The 1-year cumulative rate of ischemic stroke or TIA was 1.8%, with no instances of systemic embolism. Of note, there were no hemorrhagic strokes. And of the 11 cases of ischemic stroke, none were fatal and only one was disabling.

“This is a sign that comes also from the PREVAIL trial, that if you have a stroke while on left atrial appendage–closure therapy, most of the time it’s not disabling. It’s much less severe on the modified Rankin Scale than if you’re on oral anticoagulation,” said Dr. Bergmann.

The 1.4% rate of ischemic stroke at 1 year in Watchman recipients represents an 81% reduction in risk compared with the expected 7.5% rate in patients with similar CHA2DS2-VASc scores not on oral anticoagulation. This level of stroke risk reduction is similar to that seen in the pivotal ARISTOTLE trial of apixaban (Eliquis) in a high-risk AF population (Lancet. 2012 Nov 17;380[9855]:1749-58).

Major bleeding occurred in 2.5% of patients. The rate of fatal bleeding was 0.5%. To put that in perspective, the 2.5% major bleeding rate was 52% lower than would be expected based upon similar HAS-BLED scores in patients on warfarin. Still, 2.5% is unacceptably high.

“The major serious adverse event is not pericardial effusion or late device embolization, it’s major bleeding occurring during the time the patient is on DAPT, mostly within the first 3 months. So I think we have to do something about this,” he said.

One possibility worthy of formal study is 3 months of periprocedural NOAC monotherapy. “Maybe even low-dose therapy, like 75 mg of dabigatran [Pradaxa] twice daily. We have an antidote that works nicely [idarucizumab, Praxbind] so I think maybe this is the way to go,” Dr. Bergmann observed.

The ongoing EWOLUTION registry is sponsored by Boston Scientific. Dr. Bergmann is a consultant to that company as well as Bayer AG, Daiichi Sankyo, Eli Lilly, and St. Jude Medical.
 

 

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– Patients with atrial fibrillation at high stroke risk and a contraindication for oral anticoagulation experienced an 83% reduction in their risk of ischemic stroke and transient ischemic attack during their first year after receiving the Watchman left atrial appendage closure device backed by limited-duration dual-antiplatelet therapy, according to a report from the EWOLUTION registry.

Of 605 participants in the European registry who went on dual-antiplatelet treatment (DAPT) in conjunction with receiving the Watchman device, 39% discontinued DAPT within 3 months and 72% were off DAPT by 6 months. Yet the 1-year rate of ischemic stroke or TIA in the EWOLUTION group was just 1.8%, an 83% relative risk reduction compared with the expected 10.5% rate based on the participants’ mean CHA2DS2-VASc score of 4.6 in the absence of oral anticoagulation, Martin W. Bergmann, MD, said at the annual congress of the European Association of Percutaneous Cardiovascular Interventions.
 

“Obviously this isn’t a randomized trial. This is just reassuring data that we are going in the right direction in terms of efficacy,” said Dr. Bergmann of Cardiologicum Hamburg, a large German group practice.

Bruce Jancin/Frontline Medical News
Dr. Martin W. Bergmann
The EWOLUTION findings are supportive of the 2016 European Society of Cardiology guidelines on atrial fibrillation (AF), which state that platelet inhibition is ineffective for stroke prevention in patients with a CHA2DS2-VASc score of 2 or more, and that left atrial appendage closure gets a IIb recommendation for stroke prevention in AF patients for whom long-term oral anticoagulation is contraindicated.

However, the ESC guidelines were largely based on randomized trials of the Watchman versus oral anticoagulation, including PREVAIL and PROTECT-AF, showing noninferiority. The safety and efficacy of the device in warfarin-ineligible patients was less well studied at the time the guidelines were formulated. And in fact, such patients are excluded from the Food and Drug Administration’s approved indication, which is specifically for patients judged “suitable for warfarin.”

“This gap is now filled by EWOLUTION. This is a registry that’s as good as it gets. We have all the things in place that you need these days to be able to rely on the outcome data,” according to the cardiologist.

EWOLUTION is a prospective, multicenter, all-comers registry. The EWOLUTION population of AF patients on DAPT was high risk: 89% had a CHA2DS2-VASc score of 3 or more, 31% were at least 80 years old, the mean HAS-BLED score was 2.4, and oral anticoagulation was contraindicated in 84% of participants.

Eighty-seven percent of subjects underwent follow-up transesophageal echocardiography. The imaging study showed the Watchman effectively sealed the left atrial appendage in 99.2% of patients as defined by no leak greater than 5 mm. The echo exam also showed the presence of thrombus on the device at follow-up in 4% of patients, although only 1 of the 22 patients with device thrombus experienced a stroke.

“We can conclude two things from this which are in line with earlier studies. First, the rate of thrombus on the device is equal to the rate reported in the randomized controlled trials, which was also 4%, even if the patients were on warfarin for the first 45 days. And second, these thrombi are not related to stroke,” Dr. Bergmann said.

At the 1-year mark, 71% of patients had switched to a single antiplatelet agent, while 17% remained on DAPT, mainly because of comorbid coronary disease for which DAPT is indicated. Seven percent of patients were on no antithrombotic medications. The remaining 5% were transiently on warfarin or a novel oral anticoagulant.

The 1-year cumulative rate of ischemic stroke or TIA was 1.8%, with no instances of systemic embolism. Of note, there were no hemorrhagic strokes. And of the 11 cases of ischemic stroke, none were fatal and only one was disabling.

“This is a sign that comes also from the PREVAIL trial, that if you have a stroke while on left atrial appendage–closure therapy, most of the time it’s not disabling. It’s much less severe on the modified Rankin Scale than if you’re on oral anticoagulation,” said Dr. Bergmann.

The 1.4% rate of ischemic stroke at 1 year in Watchman recipients represents an 81% reduction in risk compared with the expected 7.5% rate in patients with similar CHA2DS2-VASc scores not on oral anticoagulation. This level of stroke risk reduction is similar to that seen in the pivotal ARISTOTLE trial of apixaban (Eliquis) in a high-risk AF population (Lancet. 2012 Nov 17;380[9855]:1749-58).

Major bleeding occurred in 2.5% of patients. The rate of fatal bleeding was 0.5%. To put that in perspective, the 2.5% major bleeding rate was 52% lower than would be expected based upon similar HAS-BLED scores in patients on warfarin. Still, 2.5% is unacceptably high.

“The major serious adverse event is not pericardial effusion or late device embolization, it’s major bleeding occurring during the time the patient is on DAPT, mostly within the first 3 months. So I think we have to do something about this,” he said.

One possibility worthy of formal study is 3 months of periprocedural NOAC monotherapy. “Maybe even low-dose therapy, like 75 mg of dabigatran [Pradaxa] twice daily. We have an antidote that works nicely [idarucizumab, Praxbind] so I think maybe this is the way to go,” Dr. Bergmann observed.

The ongoing EWOLUTION registry is sponsored by Boston Scientific. Dr. Bergmann is a consultant to that company as well as Bayer AG, Daiichi Sankyo, Eli Lilly, and St. Jude Medical.
 

 

 

– Patients with atrial fibrillation at high stroke risk and a contraindication for oral anticoagulation experienced an 83% reduction in their risk of ischemic stroke and transient ischemic attack during their first year after receiving the Watchman left atrial appendage closure device backed by limited-duration dual-antiplatelet therapy, according to a report from the EWOLUTION registry.

Of 605 participants in the European registry who went on dual-antiplatelet treatment (DAPT) in conjunction with receiving the Watchman device, 39% discontinued DAPT within 3 months and 72% were off DAPT by 6 months. Yet the 1-year rate of ischemic stroke or TIA in the EWOLUTION group was just 1.8%, an 83% relative risk reduction compared with the expected 10.5% rate based on the participants’ mean CHA2DS2-VASc score of 4.6 in the absence of oral anticoagulation, Martin W. Bergmann, MD, said at the annual congress of the European Association of Percutaneous Cardiovascular Interventions.
 

“Obviously this isn’t a randomized trial. This is just reassuring data that we are going in the right direction in terms of efficacy,” said Dr. Bergmann of Cardiologicum Hamburg, a large German group practice.

Bruce Jancin/Frontline Medical News
Dr. Martin W. Bergmann
The EWOLUTION findings are supportive of the 2016 European Society of Cardiology guidelines on atrial fibrillation (AF), which state that platelet inhibition is ineffective for stroke prevention in patients with a CHA2DS2-VASc score of 2 or more, and that left atrial appendage closure gets a IIb recommendation for stroke prevention in AF patients for whom long-term oral anticoagulation is contraindicated.

However, the ESC guidelines were largely based on randomized trials of the Watchman versus oral anticoagulation, including PREVAIL and PROTECT-AF, showing noninferiority. The safety and efficacy of the device in warfarin-ineligible patients was less well studied at the time the guidelines were formulated. And in fact, such patients are excluded from the Food and Drug Administration’s approved indication, which is specifically for patients judged “suitable for warfarin.”

“This gap is now filled by EWOLUTION. This is a registry that’s as good as it gets. We have all the things in place that you need these days to be able to rely on the outcome data,” according to the cardiologist.

EWOLUTION is a prospective, multicenter, all-comers registry. The EWOLUTION population of AF patients on DAPT was high risk: 89% had a CHA2DS2-VASc score of 3 or more, 31% were at least 80 years old, the mean HAS-BLED score was 2.4, and oral anticoagulation was contraindicated in 84% of participants.

Eighty-seven percent of subjects underwent follow-up transesophageal echocardiography. The imaging study showed the Watchman effectively sealed the left atrial appendage in 99.2% of patients as defined by no leak greater than 5 mm. The echo exam also showed the presence of thrombus on the device at follow-up in 4% of patients, although only 1 of the 22 patients with device thrombus experienced a stroke.

“We can conclude two things from this which are in line with earlier studies. First, the rate of thrombus on the device is equal to the rate reported in the randomized controlled trials, which was also 4%, even if the patients were on warfarin for the first 45 days. And second, these thrombi are not related to stroke,” Dr. Bergmann said.

At the 1-year mark, 71% of patients had switched to a single antiplatelet agent, while 17% remained on DAPT, mainly because of comorbid coronary disease for which DAPT is indicated. Seven percent of patients were on no antithrombotic medications. The remaining 5% were transiently on warfarin or a novel oral anticoagulant.

The 1-year cumulative rate of ischemic stroke or TIA was 1.8%, with no instances of systemic embolism. Of note, there were no hemorrhagic strokes. And of the 11 cases of ischemic stroke, none were fatal and only one was disabling.

“This is a sign that comes also from the PREVAIL trial, that if you have a stroke while on left atrial appendage–closure therapy, most of the time it’s not disabling. It’s much less severe on the modified Rankin Scale than if you’re on oral anticoagulation,” said Dr. Bergmann.

The 1.4% rate of ischemic stroke at 1 year in Watchman recipients represents an 81% reduction in risk compared with the expected 7.5% rate in patients with similar CHA2DS2-VASc scores not on oral anticoagulation. This level of stroke risk reduction is similar to that seen in the pivotal ARISTOTLE trial of apixaban (Eliquis) in a high-risk AF population (Lancet. 2012 Nov 17;380[9855]:1749-58).

Major bleeding occurred in 2.5% of patients. The rate of fatal bleeding was 0.5%. To put that in perspective, the 2.5% major bleeding rate was 52% lower than would be expected based upon similar HAS-BLED scores in patients on warfarin. Still, 2.5% is unacceptably high.

“The major serious adverse event is not pericardial effusion or late device embolization, it’s major bleeding occurring during the time the patient is on DAPT, mostly within the first 3 months. So I think we have to do something about this,” he said.

One possibility worthy of formal study is 3 months of periprocedural NOAC monotherapy. “Maybe even low-dose therapy, like 75 mg of dabigatran [Pradaxa] twice daily. We have an antidote that works nicely [idarucizumab, Praxbind] so I think maybe this is the way to go,” Dr. Bergmann observed.

The ongoing EWOLUTION registry is sponsored by Boston Scientific. Dr. Bergmann is a consultant to that company as well as Bayer AG, Daiichi Sankyo, Eli Lilly, and St. Jude Medical.
 

 

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Key clinical point: The Watchman left atrial appendage closure device is highly effective for stroke prevention in high-risk atrial fibrillation patients for whom oral anticoagulation is contraindicated.

Major finding: Patients with AF at high stroke risk and ineligible for oral anticoagulation experienced an 81% reduction in their expected risk of ischemic stroke during their first year of LAA closure with the Watchman device backed by limited-duration dual-antiplatelet therapy

Data source: A prospective, multicenter, single-arm registry that includes 605 patients with AF who underwent left atrial appendage closure with the WATCHMAN device supported by limited-duration dual-antiplatelet therapy.

Disclosures: The ongoing EWOLUTION registry is sponsored by Boston Scientific. The presenter is a consultant to that company and several others.

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