The dosage of Astragalus is usually 9g-30g, but for serious conditions, it can also be used in larger doses, such as 120g and above. Astragalus can tonify qi and elevate yang (replenish qi in order to elevate yang qi), consolidate the surface and stop sweating (stop sweating by consolidating the surface of the muscle), diuretic and reduce swelling (relieve urination and eliminate edema), produce fluid and nourish blood (replenish the body’s water and blood), move stagnation and promote paralysis, support toxins and expel pus (expel pus and toxins in the body), and astringe sores and regenerate the muscle (help sores to heal more quickly, and promote the growth of new flesh). Astragalus can be used for Qi deficiency and weakness, Qi subsidence (deficiency of spleen and stomach qi, appearing visceral organs falling and other manifestations), prolonged diarrhea and prolapse of the anus, blood in the stool and leakage of blood (excessive menstrual flow or more than a few drops), superficial deficiency and spontaneous sweating (due to the weakness of the surface of the body and the frequent sweating naturally), blood deficiency and atrophy, hemiplegia (one side of the limbs can not be free to move), carbuncle and gangrene (a kind of poisonous sores, which occurs on the surface of the body, the limbs, the viscera of the acute suppurative disease) is difficult to ulceration, the ulceration of the long time does not convergence. etc. Clinical dosage of astragalus should be decided according to the patient’s condition, if the condition requires 120g of medication, it is recommended that patients follow the doctor’s instructions to use the drug, do not take the drug on their own.