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Prescriptions for Moistening the Intestines to cause Laxation

Maziren Wan

麻子仁丸
By the TCMHH editorial team Not medically reviewed How we work Updated 6 Oct 2026
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Name

Hemp Fruit Pill

The Prescription of Maziren Wan

Source

The book Shang Han Lun

Ingredients

Ma Zi Ren (Fructus Cannabis) 500 g,Shao Yao (Radix Paeoniae) 250g,Zhi Shi (Fructus Aurantii Immaturus) 250 g,Da Huang (Radix et Rhizoma Rhei) 500 g,Hou Po (Cortex Magnoliae Officinalis) 250 g,Xing Ren (Semen Armeniacae Amarum) 250 g.

Explanation

Ma Zi Ren: The principal drug, being sweet in flavor and neutral in nature, moistening the bowels to relieve constipation.

Xing Ren: Keeping the adverse flow of the lung-Qi downwards, lubricating the intestines.

Shao Yao: Nourishing Yin, regulating the interior of the body.

Da Huang: Promoting laxation, purging heat.

Zhi Shi and Hou Po: Keeping the adverse flow of Qi downwards to relieve stagnancy.

Feng Mi: Moistening dryness to induce bowel movements.

The Effect of Maziren Wan

Effect

Moistening the intestines, purging heat, removing stagnation of Qi, inducing bowel movements.

Indications

Syndrome due to dryness-heat in the gastrointestine and shortage of fluids, marked by dry stools and frequent urination; including such diseases with the above symptoms as habitula constipation, constipation due to hemorrhoid, etc.

Administrations

Ground into powder and mixed with honey into pills. 9 g of the pills is taken each time, twice daily; or decocted in water for the decoction with the dosage of the ingredients adequately reduced according to their proportions.

Contraindication

This prescription is contraindicated for pragnant women and constipation due to blood deficiency and shortage of body fluid.

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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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