Yang Du Nei Xiao San

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Source: Yao Lian Qi Mi

Last updated October 1, 2026

Not yet clinically reviewed

Description

Yang Du Nei Xiao San (Yang-Toxin Internal Expelling Powder), from Secrets-Enlightening on Herbal Medicinals (Yao Lian Qi Mi).

Actions: Invigorate blood and relieve pain, relieve swelling and dissolve phlegm, remove toxin, and promote granulation. Indicated for the treatment of sores and ulcers with yang pattern, accompanied by protruded and swollen sores with hard and deep base, red swelling and hot pain, fever, and aversion to cold, thirst and constipation

Indications: It is not suitable for large area or long-term use. Its use is prohibited in pregnant women

Source: Xi S, Gong Y. Essentials of Chinese Materia Medica and Medical Formulas: New Century Traditional Chinese Medicine. Academic Press/Elsevier, 2017, pp. 861–873.

Preparation

Grind the ingredients into fine powder, use appropriate amount, and mix with plaster and apply on the affected area

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Traditional formula information is for educational purposes only. Herbal formulas should be prescribed by a qualified practitioner — dosages and combinations are individualized and can interact with medications.

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