Bronchitis has the following treatments according to the type: 1. acute bronchitis: pay attention to rest, keep warm, drink more water, use cough and phlegm and antipyretic drugs, apply antibacterial drugs when bacterial infection is indicated; 2. acute attacks of chronic bronchitis: cough and phlegm medicines and theophylline, salbutamol and other drugs to relieve shortness of breath; 3. chronic bronchitis in the stable stage: prevent and control colds, avoid exposure to cold air and irritating Avoid exposure to cold air and irritating gases, and vaccination against influenza. The specific medication should be combined with the clinical situation and guided by the doctor’s interview.