Mucuna pruriens has the efficacy of promoting qi and relieving pain (relieving pain by regulating the body’s qi), and can be used to treat distention and fullness of the chest and hypochondrium (collectively referred to as the chest and ribs), while Serratia officinalis has the efficacy of resolving dampness and opening up the stomach and intestines (normalizing gastrointestinal function by removing dampness), and can be used to treat stagnation of qi in the spleen and stomach. Mucuna pruriens is the dried root of Mucuna pruriens of the Asteraceae family, which has the effect of moving qi, relieving pain and regulating stagnation in the middle, and can be used to treat distension and fullness in the chest and hypochondrium, bloating and pain in the epigastric region, diarrhea and dysentery, and food stagnation (indigestion of food stagnating in the stomach). Note that it should be used with caution in cases of yin deficiency, fluid deficiency and fire exuberance. Sand nut is the dried mature fruit of Yangchunsha and Green-shelled Sand of the ginger family, with the effects of resolving dampness and opening the stomach, warming the spleen to stop diarrhea (relieving diarrhea by warming the spleen), regulating qi and settling the fetus, and can be used for treating epigastric plumpness and lack of hunger, deficiency of coldness in spleen and stomach (spleen and stomach weakness and coldness), vomiting and leaking of diarrhea, and restlessness of the fetus. Caution should be exercised if there is deficiency of yin and blood (deficiency of yin fluid, dryness and heat in the blood), or if there is internal burning of fire-heat. The above medicines should be used under the guidance of a professional physician, and should not be used on one’s own to avoid adverse consequences.