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Prescriptions for Moistening the Intestines to cause Laxation

Wuren Runchang Wan: Classic TCM Formula

Wu Ren Run Chang Wan 五仁润肠丸
By the TCMHH editorial team Not medically reviewed How we work Updated 6 Oct 2026
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Name

The Prescription of Wuren Runchang Wan

Source

The book Quan Guo Zhong Yao Cheng Yao Chu Fang Ji

Ingredients

Sheng Di 120 g,Tao Ren 30 g,Huo Ma Ren 30 g,Yu Li Ren 9 g,Bai Zi Ren 15 g,Cong Rong 30 g,Chen Pi 120 g,Zhi Da Huang 30 g,Dang Gui 30 g,Song Zi Ren 9 g.

Explanation

Ma Zi Ren, Bai Zi Ren, Yu Li Ren, Tao Ren and Song Zi Ren: Moistening the lung and lubricating the intestine.

Chen Pi: Regulating the flow of qi and relieving stagnation.

Da Huang: Removing blood stasis through invigorating blood circulation and purgating, clearing away heat from blood.

Dang Gui: Tonifying blood and activating blood, alleviating pain.

Cong Rong: Tonifying kidney yang, supplementing essence and blood, moistening intestines to smooth stool.

Sheng Di: Clearing heat and cooling blood, stopping bleeding, nourishing yin.

The Effect of Wuren Runchang Wan

Effect

Moisten the intestines and relax the bowels

Indications

Constipation, indigestion, dryness-heat in large intestine.

Contraindication

It is contraindicated to pregnant women.

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Sources and further reading

We cite classical materia medica and modern reference works. This article is health education, not medical advice.

  • Shennong Bencao Jing (The Divine Farmer's Materia Medica), Han dynasty.
  • Bencao Gangmu (Compendium of Materia Medica), Li Shizhen, 1578.
  • Chinese Pharmacopoeia, current edition — identity, quality and safety monographs.
  • NCCIH and WHO reference material on traditional medicine safety.

Spotted an error or a better source? Tell us — corrections are logged on our editorial policy page.

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