水黄杨木

Name

Shui Huang Yang Mu (Radix Polygalae Caudatae)

Sources

The drug is the dried root of Polygala caudata Rehd. et Wils. (Family Polygalaceae),growing in scrubs, and distributed in Hubei, Guangdong, Guangxi, Guizhou, Sichuan and Yunnan of China.

Constituents

Root and stem contain flavonoid glycosides, saponin, tannin, coumarone, resin, etc.

The Effect of 水黄杨木

Actions

Root is used to relieve cough, prevent asthma, clear away heat, promote diuresis and treat stranguria, for the treatment of cough, bronchitis, asthma, icterohepatitis, hematuria, etc.

Dosage and Administrations

Decoct 15~30 g.