A Study to Investigate the Efficacy and Safety of Efgartigimod PH20 SC in Adult Participants With Active Idiopathic Inflammatory Myopathy.
ACTIVE_NOT_RECRUITING
Status
Conditions
- Active Idiopathic Inflammatory Myopathy
- Myositis
- Dermatomyositis
- Polymyositis
- Immune-Mediated Necrotizing Myopathy
- Antisynthetase Syndrome
Interventions
- BIOLOGICAL: EFG PH20 SC
- OTHER: PBO
Sponsor
argenx