Taisho Pharmaceutical Co., Ltd. (大正製薬株式会社), commonly known as Taisho, is a Japanese multinational pharmaceutical company based in Tokyo.[3]
History
Taisho was established in 1912 as Taisho Seiyakusho to produce over-the-counter drugs. In 1928 the company changed its name to Taisho Pharmaceutical Co., Ltd. and in 1955 moved into prescription drug R&D. It introduced its over-the-counter medications like cough suppressant in 1927, pain reliever in 1967 and an antiulcer agent in 1984.[4] In 2019 Taisho bought French pharmaceutical manufacturer UPSA from Bristol Myers Squibb.[5]
The company was delisted from the Tokyo Stock Exchange ca. April 2024 following a successful management buyout.