Zaiseido Pharmaceutical

Zaiseido Pharmaceutical is a Japanese pharmaceutical company specializing in the research, development, and manufacture of traditional Kampo (Japanese herbal) and crude drug-based medicines. Founded in 1947 and established in 1957, the company is known for its proprietary 'Honomi Kampo' brand, which modernizes traditional herbal formulas to suit contemporary lifestyles. Zaiseido operates an integrated manufacturing system from raw material extraction to final product packaging, ensuring high quality and safety. Its products, which target a wide range of indications including gastrointestinal, respiratory, and dermatological disorders, are distributed exclusively through the Honomi Kampo Association's network of specialized pharmacies and drugstores across Japan.