Bronchitis cough is categorized into acute bronchitis cough and chronic bronchitis cough, the cause of which may be due to viral infection, allergic factors. The causes may be viral infections, allergies, etc. The treatments are medication, general treatment, and so on. 1. Acute bronchitis cough: in the clinic, viral infection is the main cause. First of all, patients need to pay attention to drink more warm water, pay attention to rest, eat a light diet. If the patient has no or little sputum but coughs frequently, commonly used drugs include dextromethorphan, pentoxyverine or phenproperine. For patients with excessive phlegm, commonly used drugs include compound ammonium chloride and other phlegm-cleansing drugs. Bronchospasm patients, commonly used drugs are aminophylline and so on. 2. Chronic bronchitis: the presence of bacterial infection using antibacterial drugs, commonly used drugs are levofloxacin, amoxicillin and so on. Patients with cough and phlegm, commonly used drugs are compound licorice syrup, compound ammonium chloride syrup and so on. Allergic patients can also lead to bronchitis cough, you can follow the doctor’s instructions to take antihistamines such as dexamethasone and other drugs for treatment. The above drugs should be standardized and rationally applied under the guidance of professional physicians and pharmacists. If the symptoms fail to improve or even gradually aggravate, you need to consult a regular hospital in a timely manner, and cooperate with the doctor to improve the examination and standardized treatment.