Bian Xu (Knotweed, Polygonum)

Bian Xu (Knotweed, Polygonum)

Herb 4 of 28 in Herbs that Regulate Water and Drain Dampness

Slightly Cold Bian Xu (Herba Polygoni Avicularis)
Bitter, Slightly Cold
Herba Polygoni Avicularis
Tone Marks:
biăn xù
Alt Names:
Bian Xu Cao
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Chinese Herb Actions

  • Promotes Urination (Diuretic) and Dispels Damp Heat in the Bladder
    For burning and painful urination (Re Ling)
  • Kills Intestinal Parasites and Stops Itching
    For Roundworms, Pinworms, Hookworms, Ringworms, and Tapeworms.
    Also for tinea, eczema, and itching due to damp skin lesions, and for oozing sores. Bian Xu can be applied topically for this purpose.

Chinese Herb Contraindications & Cautions

  • Overdose of Bian Xu can damage Jing and Qi

Herb-Drug Interactions

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Chinese Herb Toxicity & Overdose

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Chinese Herb Dosage

  • 10-15 grams

This Herb Appears in the Following Formulas:

References Used

The TCM information presented here has been referenced from numerous sources; including teachers, practitioners, class notes from Five Branches University, the following books, as well as other sources. If you have benefited from this information, please consider supporting the authors and their works by purchasing the books below.

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