Da Ma Liao (White Smartweed)
The drug if the dried or fresh herb of Polygonum lapathifolium L. (Family Polygonaceae), growing in grooveside, fieldside or moistland along road, distributed in Northeastern China, Northern China and Shanxi, Gansu, Ningxia, Heann, Shandong, Anhui, Zhejiang, Hubei, Guangdong, Guangxi, Guizhou and Sichuan.
The Effect of White Smartweed
Pungent, bitter, slightly warm.
Remove toxicity, eliminate dampness, activate blood.
Sores and boils, eczema, dyspepsia, enteritis, diarrhea, scrofulas, irregular menstruation, traumatic injury, rheumatic arthritis.
Dosage and Administrations
Decoct 3~10 g. Proper dosage is for external application, pounded for applying or decocted for washing.