Food does not have the effect of drugs to moisten the lungs and dissolve phlegm, but Tangerine and Half Cough Granules, An Cough Syrup, and Rehmannia Loquat Leaf Granules have the effect of moistening the lungs and dissolving phlegm. Tangerine Semi Cough Granules is composed of tangerine red, diaphragm, piper betel, poria, asparagus, tangerine root, tangerine peel, Chen Pi, bitter almonds, gypsum, aster, Faganxia, licorice, fried perilla seeds and so on, it has the effect of moistening the lungs and resolving phlegm, relieving cough and asthma, it can be used for phlegm and coughing, dry and itchy pharynx, tightness of the chest and shortness of breath. The adverse effects of this product is not clear, pregnant women are prohibited, diabetic patients are prohibited to take. Cough syrup is composed of zhebeimu, platycodonopsis, bupleurum, licorice, etc. It has the effect of relieving cough and asthma, moistening the lung and resolving phlegm, and can be used for phlegm-heat obstruction of the lungs, coughing and phlegm sticking to the lungs, gasping for breath, thirst and dry pharynx. Adverse effects of this product is not clear, severe liver insufficiency, ulcer disease, hypertension, arteriosclerosis, angina pectoris, hyperthyroidism and other patients are prohibited. It is contraindicated for lactating women and pregnant women. Rehmannia Loquat Leaf Granules is composed of loquat leaf, aster, platycodon, rehmannia root and Chen Pi, etc. It has the effect of moistening the lungs and resolving phlegm, fixing asthma and relieving cough, and can be used for bronchitis and coughing with cold. The contraindications and adverse reactions of this product are not clear. Please do not use the drug by yourself, if you feel unwell, please go to the hospital.