Teikoku Seiyaku Co., Ltd.

Japanteikoku.co.jp/en

Teikoku Seiyaku Co., Ltd. is a Japanese pharmaceutical company headquartered in Higashikagawa, Kagawa Prefecture. Founded in 1848 and reorganized as a joint-stock company in 1918, it develops, manufactures, and sells medicated plasters, patches, and other transdermal drug delivery products, with a focus on pain management and dermatology.

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The company operates manufacturing sites in Japan, employs around 950 people, and distributes products in over 50 countries. It remains privately held with no recent ownership changes reported.

Also known as Teikoku Pharma Co., Ltd..

Projects Teikoku Seiyaku is involved in

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Active projects close to Teikoku Seiyaku

Teikoku Seiyaku in chemical industry news

8 June 2026
AGC Biologics to develop and manufacture KTP-001 (rhMMP-7) for Teikoku Pharma

Microbial process development and GMP clinical manufacturing of rhMMP‑7 for intradiscal injection; cell bank moved from Heidelberg to Chiba; intended as a lumbar disc herniation treatment.