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Wai Ying San

Category: Formulas

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Wai Ying San,For beriberi.

Formulas Name : Wai Ying San

Chinese Name : 外应散

Drug Formulation

Stone-pine leaves, dwarf camphor leaves, Xijiang cypress slices, patchouli, purple-gold bark, ligusticum root, angelica root, large smartweed, white angelica root, perilla, and notopterygium—all in equal parts.

Source

From *The Great Compendium of Medical Formulas*, Volume 5, citing a family-transmitted formula by Ouyang Kangshu.

Processing

Coarsely chop the ingredients.

Benefits

For beriberi.

Instructions for Use

Add 50–60 black peppercorns and a handful of scallions. Boil in 2 dou of water until reduced to 7 fen. Pour into a basin; have the patient place their feet in the water, cover with a thick cloth, and steam the painful area. Once the water is warm enough to touch, have someone else rinse the feet.

Wai Ying San，From *The Great Compendium of Medical Formulas*, Volume 5, citing a family-transmitted formula by Ouyang Kangshu.，For beriberi.

Copyright: Excerpt from From *The Great Compendium of Medical Formulas*, Volume 5, citing a family-transmitted formula by Ouyang Kangshu., Copyright belongs to the Original Author and all original sources, This article was shared by DeDe on August 31, 2026, Please credit the source and include a link to the original article when reposting.

Terminology Proofreading: [Cheng Bo] | August 31, 2026
Reviewed by: [Wang Zhongxiang, Associate Chief TCM Physician (China)] | August 31, 2026

Correct Content Errors: Errors may occur during the writing, editing, translation, and publication of website content. If you find any errors or inaccurate information in this article, please feel free to Contact Us to report them, and we will correct them promptly.

FDA Disclaimer: The descriptions of the efficacy of Chinese herbal medicines, herbal teas, decoctions, and formulas, as well as the content on Traditional Chinese Medicine (TCM) diagnostic theory and traditional TCM therapies contained on this site, are intended solely for the purpose of popularizing TCM culture and serving as an educational reference; they do not constitute medical diagnosis or treatment advice. Please do not attempt to use these products on your own without proper guidance. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. If you are experiencing any physical discomfort, please consult a licensed healthcare professional and seek treatment at a reputable medical institution. This platform assumes no responsibility for any consequences resulting from the use of herbs or formulas by any individual based on the information provided on this site. Please read Medical Disclaimer.

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