Clinical Trial: A Study to Investigate the Efficacy and Safety of Efgartigimod PH20 SC in Adult Participants With Active Idiopathic Inflammatory Myopathy.
Study Status: COMPLETED
Recruit Status: COMPLETED
Condition:
Active Idiopathic Inflammatory Myopathy
Myositis
Dermatomyositis
Polymyositis
Im
Study Type: INTERVENTIONAL
Official Title: A Phase 2/3, Randomized, Double-Blinded, Placebo-Controlled, Parallel-Group, 2-Arm, Multicenter, Operationally Seamless Study to Evaluate the Efficacy, Safety, Tolerability, Pharmacodynamics, Pharmaco
Brief Summary:
This study's purpose is to measure the treatment response from efgartigimod PH20 SC compared with placebo in participants with Idiopathic Inflammatory Myopathy (IIM). Participants with the IIM subtypes of dermatomyositis (DM), immune-mediated necrotizing myopathy (IMNM), or certain other subtypes of polymyositis (PM; including antisynthetase syndrome \[ASyS\]) will be included in the study. Treatment response will be measured by Total improvement score (TIS).
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