Sleeping is suffocated by phlegm, the causes are as follows: 1, respiratory infectious diseases or certain chronic diseases of the respiratory system: for example, acute tracheobronchitis, lung infections, acute exacerbation of chronic obstructive pulmonary disease, acute exacerbation of chronic bronchitis, bronchial dilatation and infections, interstitial lung disease and infections and other acute exacerbation of respiratory diseases, acute exacerbation of infectious diseases. If this situation occurs, the first thing to do is to treat the cause of the disease, if it is caused by viral infection, you can give antiviral drugs or traditional Chinese medicine to identify the cause of the disease. If it is caused by bacterial infection, we can give appropriate antibiotics for different diseases to carry out anti-infective treatment. Commonly used antibiotics are penicillin amoxicillin, amoxicillin clavulanic acid potassium, cephalosporin cefuroxime, cefadroxil, cefdinir and so on, macrolide azithromycin, erythromycin, roxithromycin and so on. If it is an adult over 18 years old, you can also give quinolone antibiotics, such as moxifloxacin, levofloxacin mesylate and so on for anti-infective treatment. 2, other lung diseases: sleep by phlegm suffocation can also be seen in chronic bronchitis, COPD, bronchiectasis, interstitial lung disease, in the stabilization period of time some people are also more phlegm, which should be carried out by traditional Chinese medicine to identify the evidence of treatment. If coughing, coughing white mucous phlegm, more phlegm, accompanied by loss of appetite, loose stools and chest tightness, belonging to the phlegm and turbidity internalization, can be given Er Chen Tang and San Zi Nian Qin Tang plus subtractions. If the cough is characterized by yellow sticky phlegm, which is thick and not easy to cough up, accompanied by high chest and hypochondriac distension, and yellow and greasy red coating, it is characterized by phlegm-heat embedded within, and can be treated with Niu Huang Snake Gallbladder and Sichuan Pei Pai Liquid and Antelope and Lung Pills, which can clear the lungs and resolve the phlegm.