A Phase 2, Randomized, Double-Blind, Multiple-Dose, Placebo-Controlled Study to Evaluate the Safety and Efficacy of BIIB104 in Subjects With Cognitive Impairment Associated With Schizophrenia (CIAS)

The primary objective of the study is to evaluate the efficacy of BIIB104 in participants with CIAS, using the Working Memory Domain of the MATRICS Consensus Cognitive Battery (MCCB).The secondary objectives of this study are to evaluate the safety and tolerability of BIIB104 in participants with CIAS, and to evaluate the efficacy of BIIB104 in participants with CIAS on measures of cognition, functioning, and psychiatric symptomology.