Bian Xu (Knotweed, Polygonum), Herba Polygoni Avicularis

"Wind Evil creates abnormal or sudden movements"

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Herb Documents

Properties & Channels

Drug Interactions

Incompatible Herbs

Toxic or Endangered

Latin Name Notes

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

Channels:

Properties:

Bitter, Slightly Cold

Latin:

Herba Polygoni Avicularis

Chinese:

扁蓄

Tone Marks:

biăn xù

Alt Names:

Bian Xu Cao

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.

Contraindications and Cautions

Overdose of Bian Xu can damage Jing and Qi

Herb-Drug Interactions

This section is being researched, and is not completed.

Toxicity and Overdose

This section is being researched, and is not completed.

Dosage

10-15 grams

This Herb Appears in the Following Formulas:

Ba Zheng San (Eight Herb Powder for Rectification)
Formulas that Clear Damp-Heat

References

Herbs

13. Chinese Herbal Medicine: Materia Medica (Revised Edition) - Dan Bensky

25. Lancet 2000 January 8;355(9198):134-138 (Article) - Fugh-Berman A.

17. Handbook of Chinese Herbs (Second Edition) - Him Che. Yeung

12. Chinese Medical Herbology and Pharmacology (First Edition) - John K. Chen, Tina T. Chen

26. Herbal Drugs and Phytopharmaceuticals (Third Edition) - Max Wichtl

Formulas

15. Chinese Herbal Medicine: Formulas and Strategies (First Edition) - Dan Bensky

18. Handbook of Chinese Herbal Formulas (First Edition) - Him Che. Yeung

16. The Traditional Chinese Medicine Formula Study Guide (First Edition) - Qiao Yi

Only use Chinese herbs or formulas under the direct care and supervision of a licensed Acupuncturist/Herbalist. Some of the substances included on this website are no longer used, and are included for historical reference only.