Xiao Cheng Qi Tang can treat constipation, gibberish, hot flashes (a burst of fever), stomach bloating, and lining (discomfort in the lower abdomen, a strong urge to relieve oneself of stool, and a feeling of incomplete defecation after defecation). Xiao Cheng Qi Tang consists of Da Huang, Hou Pu and Citrus aurantium. Rhubarb dispels heat and passes stools (removing heat and evil spirits and dredging stools); Hovenia Citrus breaks down Qi and eliminates lumps; and Huperzia Park moves Qi and disperses fullness. The combined use of all the medicines can lighten the heat and eliminate fullness and plumpness. It is clinically used in typhoid fever, Yangming viscera syndrome, symptoms such as delirium and tidal fever, constipation, chest and abdominal plumpness, dysentery at the beginning of dysentery. Note that it should be used with caution for people with weak spleen and stomach, old and frail. After the above discomfort, patients should consult a doctor in time and standardize the treatment under the guidance of physician’s diagnosis. Do not use medicine without authorization to avoid adverse consequences.