Excessive sputum in the airways of the lungs may be caused by lung infections, chronic obstructive pulmonary disease, bronchial asthma and other diseases, which can be treated with general therapy and medication. 1. Lung infection: usually caused by pathogen infection, such as sputum, mostly related to bacterial infection. First of all, we need to actively anti-infection, according to sputum culture and drug sensitivity results to choose the appropriate antibiotics, such as no sputum culture results, can be empirically given to penicillin such as amoxicillin, cephalosporins such as cefixime and other anti-infective, and at the same time, can be given to the acetylcysteine sputum. 2. Chronic Obstructive Pulmonary Disease (COPD): If the sputum is excessive due to COPD, family members can vibrate the palm of the hand on the back to promote sputum discharge, and can also use phlegmatic medications, such as aminoglutethimide, to reduce sputum consistency, which is conducive to the discharge of sputum. Long-term control of the disease can use bronchodilators such as tiotropium bromide powder inhaler and other drugs. 3. Bronchial asthma: If the sputum is high due to bronchial asthma, such as caused by allergens, the first need to stay away from allergens, the treatment should be based on inhaled glucocorticosteroids, such as inhaled budesonide formoterol powder. In addition to the above diseases, excessive sputum in the airways of the lungs may also be caused by other diseases. If the symptoms are not relieved or aggravated, it is recommended to consult a doctor in time and take reasonable treatment under the doctor’s guidance so as not to delay the condition.