Chinese medicines that nourish yin and moisten the lungs (nourishing the lungs by replenishing the fluid in the lungs) include cough syrup, Lily of the Valley, Pear and Lung Cream, etc. Clinically, there is no such thing as which medicine is the best, and the medicine should be chosen according to the evidence. 1. Cough syrup: its effect is to replenish qi and nourish yin, moisten the lungs to stop coughing, benefit the stomach and generate fluids (by replenishing the fluids in the stomach to nourish the stomach), used for colds and chronic bronchitis caused by coughing, dry throat and mouth, coughing and asthma, etc. The adverse effects of the drug are not clear. Adverse effects of the drug are not known. It is contraindicated in children, pregnant women, lactating women, diabetics, and with caution in patients with high blood pressure and heart disease. Athletes should be cautious. 2. Lily Solid Gold Tablets: its effect is to nourish Yin and moisten the lung, cough and phlegm, used for lung and kidney Yin deficiency caused by dry cough with little phlegm, hoarse voice, dry and sore throat. The adverse effects of this drug are not clear. Wind-cold cough and phlegm-dampness congestion should not take the drug. 3. Autumn Pear Lung Cream: its effect is to moisten the lungs and stop coughing, produce fluids and benefit the throat, used for prolonged coughing without phlegm, or phlegm is small and sticky, not easy to cluck out, dry mouth and dry throat. The adverse effects of this drug are not clear. It is not suitable for people with external cough and phlegm-dampness congestion. Avoid smoking, alcohol and spicy, cold, greasy food, should not be taken at the same time tonic Chinese medicine. In addition to the above three drugs, there are other Chinese medicines that can nourish yin and moisturize the lungs, which can be used according to the patient’s specific condition. After the discomfort should be timely medical treatment, under the guidance of the doctor to choose the drug treatment, not self-medication.