Formulas · Purge Downward 瀉下 · Jahwa (子和)
Roasted Kidney Powder
Oesin-san
한글 외신산 · Pinyin Wei Shen San
3 don of powdered kansui is sprinkled inside a pig's kidney that has been sliced thin and salted through with pepper-salt; it is wrapped in a lotus leaf — or in damp paper if no lotus leaf is at hand — roasted through over a slow fire, and chewed fine on an empty stomach and washed down with warm wine. **Note on modern practice: kansui (甘遂) is a drastic purgative and a toxic medicinal, restricted in contemporary practice. Recorded as classical text.**
Composition 構成
- Gamsu甘遂 감수 · Kansui (toxic)12 g
Chief 君 powdered, packed inside a pig's kidney
Total 12 g per packet (첩) · representative dosage — verify against source texts.
Received this formula from your practitioner? Amounts shown here are classical reference values — granule and prepared products differ. Always follow your prescribed dosage and directions.
Actions 效能
- Drives out water and damp that have pooled and made the low back ache
- Carries kansui into the kidney inside a pig's kidney
Indications 主治
Pattern-based
- Water and damp halted and accumulated making lumbar pain (治水濕停蓄作腰痛)
- Damp heat lumbar pain unresponsive to other medicines
- Refractory damp accumulation
Biomedical correlates
- Refractory low back pain with fluid retention — historical management
- Short-course purgative therapy
Source text 原文
Donguibogam 東醫寶鑑
治水濕停蓄作腰痛. 甘遂末三錢, 猪腰子細批破, 着少鹽椒淹透, 糝藥在內, 以荷葉包裹, 慢火煨熟, 空心細嚼, 溫酒送下. 無荷葉則用濕紙. 《子和》
Translation
Treats water and damp halted and accumulated, making lumbar pain. Powdered kansui 3 don; slice a pig's kidney thin and open, salt it through with a little pepper-salt, sprinkle the medicine inside, wrap in a lotus leaf, and roast through over a slow fire; chew it fine on an empty stomach and wash it down with warm wine. Where there is no lotus leaf, use damp paper. — Jahwa 子和 (Donguibogam · Yo)