Pinyin: Bian Xu
Pharm. Name: Herba Polygoni Avicularis
Treats Toothache, Colds within Stomach
Urinary Bladder, Liver, Bladder
Part of the Polygonum plant from most areas in China. The herb is good at clearing damp-heat in lower-energizer, and inducing diuresis to treat stranguria. It is usually indicated for urolithic stranguria and heat stranguria, such as with Mu Tong, Qu Mai, and Che Qian Zi in Ba Zheng San from Tai Ping Hui Min He Ji Ju Fang.