A Multicenter, Randomized, Double-Blind, Placebo-Controlled Study in Subjects With Relapsing Multiple Sclerosis to Evaluate the Efficacy and Safety of BIIB033 as an Add-On Therapy to Anti-Inflammatory Disease-Modifying Therapies

5384AFFINITY-NCT03222973OpenA Multicenter, Randomized, Double-Blind, Placebo-Controlled Study in Subjects With Relapsing Multiple Sclerosis to Evaluate the Efficacy and Safety of BIIB033 as an Add-On Therapy to Anti-Inflammatory Disease-Modifying Therapies215MS202NCT03222973IndustrialAdultTreatmentIIOtherAmjad, FariaGUMC Neurology2026.1.0 Build 16 <a href="https://advarra.com" target="_blank">© 2026 Advarra, Inc.</a>