Astragalus has no so-called best with the statement, according to different diseases, can be equipped with different drugs, such as ginseng, epiphyllum, atractylodes, etc., generally choose a relatively good with the purpose of better diagnosis and treatment of disease, specific should be under the guidance of the physician to identify the evidence of the use of medication. Astragalus is the root of Astragalus membranaceus or Astragalus membranaceus, family Leguminosae, which has the effect of strengthening the spleen and tonifying the middle, elevating yang and lifting the sinking (elevating the yang qi of the organism to lift the sinking organs), benefiting the guards and fixing the surface, diuretic, and supporting the toxicity of the muscles (discharging poisonous evils and promoting the growth of the muscles and the healing of the wounds), and so on. Astragalus is used in treating spleen qi deficiency, lung qi deficiency, qi deficiency and spontaneous sweating (involuntary sweating during the day, aggravated by sweating with a little movement), qi and blood deficiency, and ulcers that are difficult to ulcerate and putrefy or ulcerate for a long time and are difficult to converge. Astragalus can be used in combination with ginseng. The two herbs can sweeten and warm the qi, which is suitable for the symptoms of weakness caused by qi deficiency, such as fatigue of the spirit, low food intake, and spontaneous sweating. Astragalus with Radix et Rhizoma Polygoni Multiflori can enhance the efficacy of warming the interior of the body to support yang, consolidating the surface of the body to stop sweating (stopping sweating by consolidating the surface of the body). It is suitable for people with qi deficiency and yang deficiency who are suffering from sweating and bad winds, dysuria, and heavy numbness of the limbs. Astragalus with Rhizoma Atractylodis Macrocephalae can enhance the efficacy of tonifying qi and strengthening the spleen, and is suitable for patients suffering from qi deficiency and spleen weakness, such as tiredness and weakness, shortness of breath and laziness. Note that Astragalus should not be taken if the surface is solid and evil, sores are at the beginning of ulcers, or if heat toxicity is still prevalent after ulceration. Consult your doctor if you need to take this medicine, and do not take it on your own.