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NCT04494256 A Study to Assess the Safety, Tolerability, and Effect on Disease Progression of BIIB105 in Participants With Amyotrophic Lateral Sclerosis (ALS) and Participants With the ALS Ataxin-2 (ATXN2) Genetic Mutation Status TERMINATED Phase PHASE1/PHASE2
NCT04488133 A Study to Learn About the Effect of Nusinersen (BIIB058) Given as Injections to Children With Spinal Muscular Atrophy (SMA) Who Were Previously Treated With Onasemnogene Abeparvovec (RESPOND) Status COMPLETED Phase PHASE4
NCT04476030 A Comparative Study of Sage-217 Plus an Antidepressant (ADT) Versus Placebo Plus an ADT in Adults With Major Depressive Disorder Status COMPLETED Phase PHASE3
NCT04468659 AHEAD 3-45 Study: A Study to Evaluate Efficacy and Safety of Treatment With Lecanemab in Participants With Preclinical Alzheimer's Disease and Elevated Amyloid and Also in Participants With Early Preclinical Alzheimer's Disease and Intermediate Amyloid Status ACTIVE_NOT_RECRUITING Phase PHASE3
NCT04442503 A Study to Evaluate the Efficacy and Safety of SAGE-217 in Participants With Severe Postpartum Depression (PPD) Status COMPLETED Phase PHASE3
NCT04442490 A Study to Evaluate the Efficacy of Sage-217 in the Treatment of Adult Participants With Major Depressive Disorder (MDD) Status COMPLETED Phase PHASE3
NCT04419233 Non-Interventional, Postmarketing Surveillance Study of Nusinersen Sodium Injection Status COMPLETED Phase N/A
NCT04317794 Observational, Postmarketing Surveillance Study of Spinraza Injection (Nusinersen Sodium) Status ACTIVE_NOT_RECRUITING Phase N/A
NCT04289909 Identification of Retinal Perivascular Inflammation in Patients With Multiple Sclerosis Using Adaptive Optics (RETIMUS) Status COMPLETED Phase NA
NCT04288856 Study to Assess the Safety, Tolerability, Pharmacokinetics, and Effect on Disease Progression of BIIB078 Administered to Previously Treated Adults C9ORF72-Associated Amyotrophic Lateral Sclerosis (ALS) Status TERMINATED Phase PHASE1
NCT04241068 A Study to Evaluate Safety and Tolerability of Aducanumab in Participants With Alzheimer's Disease Who Had Previously Participated in the Aducanumab Studies 221AD103, 221AD301, 221AD302 and 221AD205 Status TERMINATED Phase PHASE3
NCT04221191 Dimethyl Fumarate (DMF, Tecfidera®) Persistence in RR-MS Patients Included in the French Patient Support Program OroSEP Status COMPLETED Phase N/A
NCT04145284 Quantitative Magnetic Resonance Imaging (MRI) Sub-Study of MS PATHS Status COMPLETED Phase N/A