Tea with expectorant effect is suitable for people with “excessive phlegm”. Usually, one can choose to make tea with Chen Pi, Lycoris radiata and Fructus Amomi. 1. Pericarpium Citri Reticulatae can regulate qi and strengthen the spleen (regulate qi and strengthen the spleen), dry dampness and resolve phlegm (remove phlegm from the body by drying dampness), and is effective in treating vomiting, hiccups, excessive phlegm, and loss of appetite. The adverse effects and contraindications of Chen Pi are not clear. 2. The effect of Lap-zi in lowering qi and resolving phlegm, eliminating food and removing flatulence can be used in the treatment of phlegm, food stagnation (indigestion of food and its accumulation in the stomach), abdominal distension, poor appetite, constipation and other disorders. Ledebouriq qi deficiency and no food accumulation, phlegm stagnation, and should not be used with ginseng. 3. With the efficacy of moistening the lungs and lowering the qi (nourishing the lungs and making the lung qi that rushes upward to descend), relieving cough and resolving phlegm, it is often used in the treatment of cough, phlegm, coughing and coughing up blood and other illnesses. Adverse effects and contraindications of Hedera japonica have not been clarified. Tea drink efficacy is limited, not a substitute for medication to treat the disease, if you are not feeling well, it is recommended to go to the hospital in a timely manner, under the guidance of the doctor to use medication.