Herba Polygoni Avicularis


The whole plant of Polygonum avicutare L., family Polygonaceae.

A herblet, stem slightly flat, with multi-branching base. Leaves alternate, lanceolate;ochrea membranous. Flowers small, clustered, axillary, green-white. Bitter in taste, mild in nature, and attributive to urinary bladder and large intestine channels.

1. Promote diuresis and relieve stranguria: For stranguria caused by urinary stone and of heat-type.
2. Clear away dampness-heat: For dysentery and jaundice of dampness-heat type.
3. Cool the blood and stop bleeding: For hematuria and metrorrhagia.
4. Alleviate itching: External use for eczema, trichomonas vaginitis, pruritus valvae.

Pharmacological Action
1. Avicularin, an active component, is a diuretic and cholecystagogue.
2. Its extract promotes blood coagulation.

Administration Decoction: 10-15g.
External use: Appropriate amount.


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Mr. Wang Tao

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