MaHuangCao is perennial herbaceous plants, it usually divided into grass ephedra,ephedra, equisetales ephedra three kinds, it is mainly distirbuted in the north,northwest, jilin, liaoning,henan,shandong, shanxi, xinjiang, etc. it is one of thespeciality medicinal mateirals in china.
It in our very early has recorded in china, it has asthma, sweating, diuresiseffectiveness and so on, our country in MaHuangCao research has several thousandyears of history, the ancient Chinese medical experts have accumula...