Mai Dong has the effect of nourishing Yin and promote the effectiveness of the body, but directly drink the active ingredients of the water is limited, generally do not achieve the therapeutic effect, so do not directly drink water for the treatment of constipation. Mai Dong has the effect of nourishing yin, moistening the lungs and relieving coughs. It is mostly used for the treatment of thirst, dry cough and hemoptysis caused by deficiency of lung and stomach yin, palpitation (rapid heartbeat, often accompanied by panic) caused by insufficient heart yin, and injury to the body in the late stages of heat illnesses. Spleen and stomach deficiency cold (spleen and stomach weakness cold) diarrhea, stomach phlegm (water metabolism disorders formed by the pathological products) damp and turbid and stormy wind-cold cough are contraindicated. Constipation is often seen in heat constipation, gas constipation, deficiency constipation and other different types of diseases. If the constipation is caused by insufficient body fluid and Yin deficiency, it is suitable to be treated with Maitong decoction. Maitong is found in Enriching Liquid Soup, which is often used to treat constipation caused by deficiency of fluid, and has the effect of increasing water flow, lubricating the bowels and relieving constipation. The adverse effects of the above formula are not known. Patients who feel unwell are advised to consult a doctor in time and should not seek treatment on their own to avoid delaying their condition.