At present, there is no clear clinical evidence to show the harm caused by long-term drinking astragalus, but astragalus taste sweet and congestive, slightly warm in nature, long-term use of astragalus may hinder the qi to help dampness, and help heat damage to the yin, and so on. It should be noted that it is not suitable for those who have solid surface evidence, evil qi, stagnation in the body, yin deficiency and hyperactivity of yang, or heat and toxin congestion. Caution should be exercised if one is allergic to Astragalus. It is not suitable to be used in conjunction with evil tortoise shell and white fresh skin. Astragalus is the root of Astragalus mongoliae or Astragalus membranaceus, family Leguminosae. It is used to strengthen the spleen and tonify the middle, elevate the yang and lift the sun (to raise the yang energy of the body to lift the sunken organs), benefit the guards and consolidate the surface, diuretic, and support the toxin to generate muscle (to expel the toxin and promote the growth of the muscle and the healing of wounds). Astragalus is good at replenishing the spleen and benefiting qi, and can be used to treat weak spleen qi (spleen qi weakness) caused by loose food (thin and unformed feces), tiredness and fatigue, etc.; spleen deficiency and Qi subsidence (deficiency of spleen and stomach qi, with the appearance of internal organs falling down and other manifestations), prolonged diarrhea and prolapse, prolapse of internal organs, etc. Spleen deficiency, water-dampness loss of transportation, swelling and urination; spleen deficiency can not unify the blood of blood loss certificate. Chinese medicine should be taken under the standardized guidance of a professional Chinese medicine practitioner, and should not be used on its own to avoid risks.