Citrus aurantium, as a common Chinese herbal medicine, is slightly cold in nature. Hovenia dulcis is the dried young fruit of sour orange, and its cultivated varieties or sweet orange in the family of Rutaceae, with bitter, pungent and sour flavor, it has the effect of breaking qi and eliminating the accumulation of stagnation, resolving phlegm and dispersing lumps. Citrus aurantium is used for the treatment of stagnation of internal stagnation, plumpness (stomach fullness and discomfort) and distension, diarrhea and dysentery, inability to pass stool, phlegm stagnation and gas obstruction, chest paralysis (chest tightness and pain), and knotting of the chest. People with weak spleen and stomach and pregnant women should be cautious to use Hovenia dulcis, the adverse effects of taking Hovenia dulcis are not clear. If the patient needs to take Hovenia dulcis, it is recommended to use it under the guidance of a doctor, do not use it blindly on your own, so as not to produce adverse effects, delay the condition or damage the body.