Taisho Pharmaceutical Co., Ltd. engages in the manufacture and sale of pharmaceutical products. It operates through the following divisions: Self-Medication, Prescription Pharmaceutical and Overseas Development. The Self-Medication division deals with the research, development, and production of over-the-counter (OTC) drugs, medical supplies, food for specific health use, and hygiene products. The Prescription Pharmaceutical division handles research and development of new drugs in the fields of central nervous system diseases, metabolic diseases, infectious diseases, and inflammatory diseases. The Overseas Development division markets energy drinks and OTC pharmaceuticals overseas. The company was founded on October 12, 1912 and is headquartered in Tokyo, Japan.