Orange peel, or Chen Pi, and ginger boiled in water has the effect of drying dampness and resolving phlegm (to remove phlegm in the body by drying dampness), warming the stomach and stopping vomiting (to warm the spleen and stomach to treat vomiting caused by gastric cold) and so on, and should be used according to the doctor’s prescription. Chenpi is bitter, pungent and warm in nature. It belongs to the lung and spleen meridians. It is effective in regulating qi and strengthening the spleen (regulating qi and strengthening the spleen), drying dampness and resolving phlegm. It is used for distention and fullness in the epigastrium (abdomen), poor appetite and vomiting, coughing with excessive phlegm. Ginger is pungent in flavor and slightly warm in nature. It belongs to the lung, spleen and stomach meridians. It has the effects of relieving cold (removing cold from the muscle surface), warming and stopping vomiting, resolving phlegm and cough, and detoxifying fish and crab. It is used in treating wind-cold cold, stomach cold and vomiting, cold phlegm and cough, and fish and crab poisoning. It is forbidden to use in cases of internal heat and solid heat. Chenpi and ginger boiled in water has the efficacy of drying dampness, relieving cough, strengthening the spleen, warming the spleen and stopping vomiting, etc. It can be used to relieve cough and phlegm, stomach cold and vomiting and other diseases.