Citrus Aurantium Pill is composed of two medicines, Atractylodes Macrocephalae and Citrus Aurantium. Hovenia Japonica Pill has the effect of strengthening the spleen, eliminating food, promoting the flow of Qi and removing dampness, and is mainly used for the treatment of symptoms such as poor food intolerance, epigastric (abdominal) plumpness (stomach distension and discomfort) (depression and fullness), etc., which are caused by the weakness of the spleen and stomach. In this formula, Citrus aurantium is a qi regulator, which can break down qi and eliminate accumulation, dissolve phlegm and dissipate lumps; Atractylodes macrocephala is a qi tonic, which can strengthen the spleen, benefit qi and dry dampness and promote diuresis. The combination of the two herbs can strengthen the spleen and eliminate the accumulation of phlegm (strengthening the function of the spleen and stomach to promote food digestion), and move qi and eliminate dampness. At the same time, it is necessary to regulate the mind, maintain a happy mood, eat a light diet, and exercise properly to enhance physical fitness. Avoid staying up late, go to bed early and get up early. Specific clinical use of drugs to the doctor’s guidance shall prevail, not self-medication.