Origin：From the dry root of Astragalus membranaceus(Fisch. ) Bge.var.mongholicus( Bge.) Hsiao or Astragalus membranaceus (Fisch. )Bge.
Functions：Strengthening exterior and reducing sweat,diuresis,detumescence, promoting the production of body fluid and nourishing blood, eliminating the paralysis, expelling toxins and pus,removing toxic sores, repairing damaged skin.Using in fatigue,debility, reduced appetite, loose stools, rectocele by diarrhea continued, consecutive hematochezia, sweating in abnormal cases,edema,hemopenia, chlorosis, hemiplegia, palsy,    carbuncle and gangrene are hard to fester, long-time fester without healing,etc.