There is no prescription for bronchitis, bronchitis can be divided into acute bronchitis and chronic bronchitis, need to be reasonably under the guidance of the doctor for treatment. 1. Acute bronchitis: acute bronchitis is often induced by infection or allergy, patients with a lot of phlegm can take aminobromine to resolve phlegm, and patients with bacterial infection can take ceftazidime and other anti-infective drugs. For bronchitis caused by physical and chemical stimulation or allergic bronchitis, oral glucocorticoids such as prednisone can be added if necessary. 2. Chronic bronchitis: Chronic bronchitis is often associated with smoking, long-term exposure to dust or harmful substances. It tends to flare up in the fall and winter and lasts for more than 2 months. Patients need to avoid contact with dusty environments, strictly quit smoking, pay attention to warmth, cough and phlegm patients can choose bromhexine, compound licorice tablets and other drugs to relieve cough and phlegm. Patients with bronchitis need to be treated under the guidance of a professional physician and should not believe in traditional Chinese medicine.