Objective
To evaluate the effect of secukinumab, a fully human anti-interleukin-17A monoclonal antibody, on efficacy, imaging outcomes, and safety through 4 years (208 weeks) in patients with ankylosing spondylitis.
Methods
Patients opting to enrol had completed 2 years’ treatment in the MEASURE 1 core study with subcutaneous secukinumab 150 or 75 mg every 4 weeks (q4Wk), following intravenous loading to Week (Wk) 4, or placebo treatment to Wk16/24. Up-titration from secukinumab 75–150 mg q4Wk was permitted following a protocol amendment. Efficacy is reported for patients originally randomized to secukinumab. Radiographic changes were assessed using the modified Stoke Ankylosing Spondylitis Spinal Score (mSASSS) and changes in MRI measures of inflammation using the Berlin scoring method. Safety and tolerability were evaluated.
Results
Among 274 extension study participants, 89.7% (78/87) and 93.0% (93/100) originally randomized to secukinumab 150 and 75 mg, respectively, completed 208Wk. Through Wk208, Assessment of Spondyloarthritis International Society 20/40 (observed) were 79.7%/60.8% (150 mg), 71.0%/43.5% (75 mg) and 80.0%/76% (up-titrators; n = 25). Mean (s.d.) changes in mSASSS were 1.2 (3.91) (150 mg), 1.8 (4.32) (75 mg) and 1.6 (5.67) (up-titrators). No radiographic progression (mSASSS change from Baseline < 2) was observed in 79% of patients receiving either secukinumab dose. Exposure-adjusted incidence rates per 100 patient-years were: serious infections (1.0), Candida infections (0.4), Crohn’s disease (0.6), ulcerative colitis (0.2), and malignant/unspecified tumours (0.5), with no new safety signals.
Conclusion
Through 4 years, secukinumab provided sustained efficacy on signs and symptoms, and MRI outcomes, a low rate of radiographic progression and a consistent safety profile.
Trial registration
NCT01863732.
on behalf of the FUTURE 1 study groupObjective. To report the 5-year efficacy and safety of secukinumab in the treatment of patients with psoriatic arthritis (PsA) in the FUTURE 1 study (NCT01392326).Methods. Following the 2-year core trial, eligible patients receiving subcutaneous secukinumab entered a 3-year extension phase. Results are presented for key efficacy endpoints for the secukinumab 150-mg group (n = 236), including patients who escalated from 150 to 300 mg (approved doses) starting at week 156. Safety is reported for all patients (n = 587) who received 1 dose or more of study treatment.Results. Overall, 81.8%% (193 of 236) of patients in the secukinumab 150-mg group completed 5 years of treatment, of which 36.4% (86 of 236) had dose escalation from 150 to 300 mg. Sustained improvements were achieved with secukinumab across all key efficacy endpoints through 5 years. Overall, 71.0%/51.8%/36.3% of patients achieved American College of Rheumatology (ACR) 20/50/70 responses at 5 years. Efficacy improved in patients requiring dose escalation from 150 to 300 mg and was comparable with those who did not require dose escalation. Exposure-adjusted incidence rates for selected adverse events per 100 patient-years for any secukinumab dose were serious infections (1.8), Crohn's disease (0.2), Candida infection (0.9), and major adverse cardiac events (0.5).Conclusion. Secukinumab provided sustained improvements in the signs and symptoms in the major clinical domains of PsA. Efficacy improved for patients requiring dose escalation from 150 to 300 mg during the study. Secukinumab was well tolerated with no new safety signals.Dr. Mease was recipient of grant/research support from AbbVie, Amgen,
A pilot multifaceted quality improvement intervention programme for patients with diabetes and HTN implemented in primary care settings in Cyprus showed promising results. Future studies need to involve a broader number of practices and patient populations.
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