Otsuka Pharmaceutical (United States)

Otsuka Pharmaceutical is a Japanese pharmaceutical company with significant US operations in mental health, nephrology, and oncology. Key products include Abilify (aripiprazole) and Rexulti (brexpiprazole) for schizophrenia and depression, Jynarque for autosomal dominant polycystic kidney disease, and Lonsurf for colorectal and gastric cancers. Otsuka’s CNS expertise advances treatments for serious psychiatric disorders.