Cough is a common respiratory symptom, frequent coughing may be caused by allergic cough, bronchitis, asthma and other diseases, you need to take some cough suppressant (dextromethorphan hydrobromide), anti-infective (amoxicillin capsule) and other drugs according to the cause. 1. Allergic cough: It is a kind of cough caused by contact with allergens. Allergic cough needs to get rid of allergens, and then take some anti-allergic drugs, such as loratadine capsules, chlorpheniramine maleate tablets. If you have a dry cough without sputum, you can also use cough suppressants such as dextromethorphan hydrobromide oral solution. 2. Bronchitis: refers to the inflammation of the bronchial mucosa caused by various reasons. Bronchitis can be controlled by oral antibiotic drugs, such as amoxicillin capsules, levofloxacin hydrochloride tablets and so on. 3. Asthma: clinical manifestations such as shortness of breath, chest tightness, wheezing, accompanied by coughing. You can use drugs such as albuterol sulfate aerosol. Frequent coughing may also be other reasons. It is recommended that patients with frequent coughing go to the hospital for examination in a timely manner, to clarify the cause of the disease, to treat the cause, and to solve the problem from the root.