Traditional Chinese Medicine Healing Herbs(TCMHH)

Edema-Alleviating Diuretics

Yu Mi Xu (Stigma Maydis)

Yu Mi Xu Corn Stigma 玉米須 Stigma Maydis
By the TCMHH editorial team Not medically reviewed How we work Updated 6 Oct 2026
Yu Mi Xu (Stigma Maydis)
Yu Mi Xu (Stigma Maydis)
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Yu Mi Xu

Name

Yu Mi Xu (Corn Stigma)

The Effect of 玉米须

Property

Sweet, bland, neutral; stomach, kidney, liver and gallbladder meridians entered.

Actions

Promote diuresis, purge heat, calm the liver and promote biliation.

Indications

Renal edema, hypertension, cholecystitis, gall stone, hepatitis with jaundice, diabetes, dermatophytosis, nasosinusitis, acute mastitis, hematemesis, epistaxis.

Dosage and Administrations

Decoct 14~30 g, large dosage can be 60~90 g, or stir-bake it into charcoal and grind it into powder. Proper dosage is for external application, burned into smoke for inhalation.

Cautions

Don’t take it for healthy people.

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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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