Bronchitis is divided into acute and chronic, acute take symptomatic treatment, antibiotic treatment, such as aminobromine hydrochloride, amoxicillin, etc.; chronic in the acute exacerbation should be infection control, cough expectorant, asthma, such as giving levofloxacin, aminobromine hydrochloride, aminophylline and so on. It is necessary to follow the doctor’s instructions for medication. 1. Acute bronchitis: (1) Symptomatic treatment: if sputum is not easy to cough up, aminobromine hydrochloride can be applied, which can dilute sputum and promote sputum discharge; dextromethorphan can be used in the absence of sputum. (2) Antibiotic treatment: in addition to symptomatic medication, antibiotics such as amoxicillin, cefdinir, azithromycin, etc. should be used for combined bacterial infection. (3) Anti-allergy treatment: if bronchitis is induced by allergy, it is necessary to get rid of the allergens as soon as possible; in addition, cetirizine can be used to carry out anti-allergy treatment. 2. Chronic bronchitis: acute exacerbation and remission treatment are not the same. (1) Acute exacerbation: when there is evidence of bacterial infection, we need to actively control the infection, and can use roxithromycin, levofloxacin, cefdinir, etc.; cough and sputum can be given to resolve sputum and cough medication, such as aminobromine hydrochloride, etc.; in addition, we can assist aminophylline and other antispasmodic asthma drugs. (2) Remission period: pay attention to keep warm, prevent colds, and actively quit smoking. In addition, it is also necessary to pay attention to the assessment of whether the combination of chronic obstructive pulmonary disease, such as the combination of the need to apply bronchodilators (such as salbutamol, etc.) treatment. After the onset of bronchitis need to consult a doctor in a timely manner, by the physician according to the actual situation of the disease to develop individualized treatment plans, do not use drugs privately.