Beiqi generally refers to astragalus, solid evidence (refers to the body to feel the external evil or due to the body viscera dysfunction, yin and Yang qi and blood imbalance, resulting in some of the pathological products in the body accumulation of symptoms) and yin deficiency and yang bloom (refers to the deficiency of yin can not restrain the yang, and lead to yang bias hyper, so it will make the body of the yin deficiency and fire) people should not take astragalus. Astragalus, for the legume plant Mongolia astragalus or membrane pod astragalus root. Used in raw form, it is useful for consolidating the surface of the body, generating fluid and nourishing the blood (replenishing the body’s water and blood), promoting stagnation and paralysis, inducing diuresis and eliminating oedema, supporting toxins, and promoting the growth of muscles. It is suitable for spontaneous sweating (involuntary sweating during the day, aggravated by sweating with slight movement), night sweating (abnormal sweating after going to sleep and stopping sweating after waking up), blood paralysis, swelling, carbuncle and gangrene (a kind of venomous sores, acute suppurative diseases occurring on the surface of the body, the limbs, and the internal organs) that do not ulcerate or ulcerate for a long time without convergence, and so on. Roasted with the effect of tonifying qi and elevating yang (tonifying qi so that yang qi rises and develops), it is suitable for internal injuries and fatigue, diarrhea (diarrhea caused by a weak spleen), prolapse of the anus, qi deficiency and weakness, and metrorrhagia (excessive menstrual flow or dribbling) and other qi deficiency and blood deficiency conditions. It should be noted that it should not be taken by those with solid symptoms and yin deficiency and yang excess. If the patient is not feeling well, it is recommended to go to a regular Chinese medicine hospital for diagnosis, and then use the medicine under the doctor’s guidance, do not take it blindly by yourself.