Wu Wu Dan

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Source: Jing Yan Fang

Last updated October 1, 2026

Not yet clinically reviewed

Description

Wu Wu Dan (Five-To-Five Powder), from Empirical Formula (Jing Yan Fang).

Actions: Discharge pus and eliminate putridity. Indicated for the treatment of flowing phlegm (tuberculosis of bone and joint), bone-attaching deep-rooted abscess (suppurative osteomyelitis), and scrofula

Indications: It is only for external use. Its use is cautious when applying on the affected area near mouth or eyes, and prohibited when applying on the affected area with thin muscle and inability to suppurate or just thick pus or in patients with mercury allergy

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.

Composition

Herb Amount % Role Function
Shi Gao
as printed: Gypsum Fibrosum Praeparatum (duan shi gao)
g — —
Sheng Yao
dose printed as according to the proportion of 5:5; as printed: Hydrargyrum Oxydatum Crudum (sheng yao) according to the proportion of 5:5
g — —

Preparation

Grind the ingredients into extremely-fine powder, apply it into the opening of sore or use medicated thread dip the powder and insert into the sore, and cover with plaster or ointment, and change dressings, 1–2 times a day

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Formula family

Contained in Ba Er Dan = this + Jiu Yi Dan Jiu Yi Dan = this + Ba Er Dan Jiu Huang Dan = this + Ba Er Dan + Bing Pian, Chuan Bei Mu, Mo Yao and 4 more
Full herb lists
  • Jiu Huang Dan = this formula + Ba Er Dan + Bing Pian, Chuan Bei Mu, Mo Yao, Peng Sha, Ru Xiang, Xiong Huang and Zhu Sha

Each entry reads as the larger formula written out: “+” adds its other catalogue cores, then the herbs none of them hold. A catalogue formula counts as a core only when at least 80% of its herbs are present, no more than 1 is absent, and the absent herb is not its chief.

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Similar Formulas by composition

Match score combines dosage-weighted composition (cosine, 70%) with shared-herb overlap (Jaccard, 30%).

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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