Biogen Plans to Initiate Phase 3b Study Evaluating Potential Benefit of a Higher Dose of Nusinersen in Patients Previously Treated with Evrysdi® (risdiplam)

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CAMBRIDGE, Mass., Sept. 15, 2021 (GLOBE NEWSWIRE) — Biogen Inc. (Nasdaq: BIIB) today announced plans to initiate a global Phase 3b clinical study, ASCEND. The ASCEND study is designed to evaluate the clinical outcomes and assess the safety of a higher dose of nusinersen* in children, teens and adults with later-onset spinal muscular atrophy (SMA) following treatment with Evrysdi® (risdiplam). Read More