Traditional Chinese Medicine Healing Herbs(TCMHH)

Heat-Clearing and toxicity-Removing Herbs

Lao Wo Sheng: Chinese Herb Guide

Black medic herb 老蜗生
By the TCMHH editorial team Not medically reviewed How we work Updated 6 Oct 2026
Lao Wo Sheng: Chinese Herb Guide
Lao Wo Sheng: Chinese Herb Guide
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Lao Wo Sheng

 老蜗生

Name

Lao Wo Sheng (Black medic herb)

Nature and action

Sweet, astringent and neutral; enters the liver, lung, gallbladder and kidney channels. Clears heat and promotes urination, relieves cough, relaxes the sinews and bones, and unblocks the channels.

When it is used

  • Asthma with cough
  • Rheumatic arthritis
  • Bleeding hemorrhoids
  • Ischialgia
  • Jaundice in hepatitis

Dose

Decoction 9~15 g. Use externally as appropriate: pound for application.

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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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