At a glance
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A Randomised, Double-blind, Placebo Controlled, Parallel Group Phase III Study to Assess the Clinical Efficacy and Safety of 100 mg SC Mepolizumab in Adults With Chronic Rhinosinusitis With Nasal Polyps (CRSwNP) / Eosinophilic Chronic Rhinosinusitis (ECRS) MERIT: Mepolizumab in Eosinophilic Chronic RhinosinusITis Study
In Brief
A Phase 3 clinical trial evaluating Mepolizumab, Placebo, and 1 other intervention for Nasal Polyps. Completed, enrolled 169 participants across 61 sites in 3 countries.
Detailed Summary
This is a randomized, double blind, placebo controlled, parallel group phase III study designed to assess the clinical efficacy and safety of 100 milligrams (mg) subcutaneous (SC) mepolizumab treatment in adults with CRSwNP/ECRS for the purpose of registration in Japan and China. Approximately 160 participants will be randomized in a 1:1 ratio to receive either 100 mg SC mepolizumab or placebo SC. The study will include a 4-week run-in period followed by randomization to a 52-week treatment period, where participants will be administered 4-weekly doses of mepolizumab or placebo via a pre-filled safety syringe device (SSD) injection.
Study Details
Timeline
Interventions
Mepolizumab will be available as a clear to opalescent, colorless solution for SC injection in a single-use, safety syringe at a unit dose strength of 100 mg/milliliters (mL).
Placebo will be available as a clear to opalescent, colorless sterile solution for SC injection in a single-use, safety syringe
Participants will continue to receive Standard of care as they are used to before entry in the study.