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Biogen (BIIB) Reports Topline Phase 3 Results of Tofersen and its Open-Label Extension in SOD1-ALS
October 18, 2021 5:26 AM EDTBiogen Inc. (Nasdaq: BIIB) today announced topline results from its pivotal Phase 3 VALOR study of tofersen (BIIB067), an investigational antisense drug being evaluated for people with superoxide dismutase 1 (SOD1) amyotrophic lateral sclerosis (ALS). While tofersen did not meet the primary endpoint of change from baseline to week 28 in the Revised Amyotrophic Lateral Sclerosis Functional Rating Scale (ALSFRS-R), trends favoring tofersen were seen across multiple secondary and... More
