Bei San Decoction,Formula by Zhang Dan, cited in Volume 12 of *Qianjin Yi*.,For gas-induced dysentery that has persisted for a long time without healing, as well as all types of dysentery causing severe weakness.
Bei San Decoction
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Formulas Name : Bei San Decoction
Chinese Name : 悖散汤
Drug Formulation
3 sheng of cow’s milk, half a liang of black pepper (ground into powder and wrapped in cotton).
Source
Formula by Zhang Dan, cited in Volume 12 of *Qianjin Yi*.
Benefits
For gas-induced dysentery that has persisted for a long time without healing, as well as all types of dysentery causing severe weakness.
Instructions for Use
Combine the two ingredients in a copper vessel with 3 sheng of water and the milk; simmer until reduced to 3 sheng, then take the entire dose on an empty stomach once daily. All gas symptoms will be eliminated within 14 days.
Note
Avoid wheat flour, pork, fish, chicken, garlic, and raw or cold foods.
Copyright: Excerpt from Formula by Zhang Dan, cited in Volume 12 of *Qianjin Yi*., Copyright belongs to the Original Author and all original sources, This article was shared by DeDe on August 18, 2026, Please credit the source and include a link to the original article when reposting.
Terminology Proofreading: [Cheng Bo] | August 18, 2026 Reviewed by: [Wang Zhongxiang, Associate Chief TCM Physician (China)] | August 18, 2026
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Bei San Decoction,For gas-induced dysentery that has persisted for a long time without healing, as well as all types of dysentery causing severe weakness.