Guides

Guides from a pharmacist licensed in Japan: how Kampo formulas are used and obtained in Japan, what clinical trials have shown, and what to ask your doctor.

• Japanese herbal medicine for menopause: what Kampo actually offers, and what the evidence says

  By Natsuko Shibata, pharmacist licensed in Japan · Updated 2026-09-17

  A licensed Japanese pharmacist explains the Kampo formulas prescribed for menopausal symptoms in Japan — kamishoyosan, keishibukuryogan, tokishakuyakusan and others — what placebo-controlled trials found, what they didn't, and how these medicines are actually obtained here.