Astragalus is the name of a traditional Chinese medicine. It is the dried root of Astragalus membranaceus (Fisch.) Bge. var. mongholicus (Bge.) Hsiao or Astragalus membranaceus (Fisch.) Bge., plants belonging to the genus Astragalus in the Fabaceae family.It has the effects of tonifying qi and raising yang, consolidating the exterior and stopping sweating, promoting diuresis and reducing edema, generating body fluids and nourishing blood, resolving stagnation and relieving arthralgia, expelling toxins and draining pus, and promoting wound healing and tissue regeneration.It is primarily used to treat qi deficiency with fatigue, poor appetite and loose stools, sinking of central qi, chronic diarrhea with rectal prolapse, bloody stools and metrorrhagia, spontaneous sweating due to exterior deficiency, edema caused by qi deficiency, internal heat with excessive thirst, pallor and weakness due to blood deficiency, hemiplegia, arthralgia and numbness, abscesses and boils that are slow to ulcerate, and chronic ulcers that fail to heal.