Astragalus and maitong as single herbs do not treat constipation. Among them, astragalus is a qi tonic and maitong is a yin tonic, neither of which has the effect of treating constipation. If constipation occurs, it is recommended to treat it under the guidance of a doctor. Astragalus is a qi tonic for treating qi deficiency and fatigue, loose stools (thin and unformed feces), sinking of qi in the middle (deficiency of qi in the spleen and stomach, which results in the fall of internal organs), prolonged diarrhea and prolapse of the anus, and blood in the stool and leakage of blood (excessive menstruation or more than a few drops). Maitong is a yin tonic for the treatment of lung dryness and cough, cough with yin deficiency, paralysis of the throat (redness, swelling and pain in the pharynx, or dryness, foreign body sensation, or itchy discomfort in the pharynx, difficulty in swallowing), sore throat, fluid injury and thirst, internal heat and thirst (internal fever accompanied by symptoms such as eating more, drinking more and urinating more), and so on. Constipation symptoms, can not simply use astragalus and maitake single medicine treatment, need to doctor’s evidence to guide the use of medication, to avoid misunderstanding the condition, resulting in habitual constipation.