Patients with emphysema can be asymptomatic for many years without medication, and need to quit smoking, avoid exposure to cold, and exercise moderately to maintain lung function. Emphysema patients’ symptoms mostly appear after the age of 50, with the progress of the disease, cough, exertional shortness of breath and other symptoms, at this time need to consult the doctor, the doctor through the emphysema staging system and BODE index to determine the emphysema situation; the emergence of symptoms of asthma need to be treated by inhalation of bronchodilators, such as Ventolin, Aqeolle, SiLiHua, Sinepec, and so on. Patients with emphysema can take oral medications to remove phlegm, such as ambroxol, eucalyptus pinene, acetylcysteine, etc. If the patient has a significant cough, he/she can use cough suppressants. Patients with obvious cough can be treated with cough suppressant drugs, such as compound licorice tablets, Suhuang cough capsule and other related drugs. Emphysema lesions cannot be reversed, and the purpose of treatment is to slow down the development of emphysema lesions, improve respiratory function, and improve the patient’s ability to work and live.