Timeline of Otsuka's History
1984~1993
- CorpCorporate
- PhPharmaceutical business
- NCNutraceutical business
1984
Beta-blocker ophthalmic solution
Established as a research center for Otsuka's nutraceutical business
1985
Anti-hyperlipidemic agent
1986
The Saga Factory began as a POCARI SWEAT production plant and started producing pharmaceuticals from 1990.
1987
1988
An oral nutrient for liver failure patients
An antiplatelet agent


1989
The Tokushima Wajiki Factory began as a Calorie Mate Block production site and currently also produces pharmaceuticals.
The Takasaki Factory began as a POCARI SWEAT and FIBE-MINI production site.
1990
The forum was held to promote the professional development and career advancement of female employees.

Anti-gastritis and anti-gastric ulcer agent

Levocarnitine formulator
The laboratories was established with a focus on sustenance for the skin and as R&D base for the Cosmedics* business.
- *Cosmedics: cosmetics + medicine

1991
1993
First topical quinolone antibacterial agent
Nature Made is imported to Japan from the U.S.
