Cough is a common respiratory symptom that may result when certain vagus nerves in the airways, throat or esophagus are irritated. There are no clear top five commonly used drugs for treating cough in children. When children develop cough, the following drugs are usually used for treatment: 1. Cough suppressants: clinically common cough suppressants for children include pentoxifylline, cough syrup, cough suppressant, etc., which belong to a class of non-addictive central cough suppressants for children with dry cough without sputum; 2. Expectorants: clinically common expectorants include bromohexine hydrochloride, aminoglutethimide hydrochloride, Chuanbei They are suitable for children with cough with sticky phlegm. 3. Anti-asthmatic drugs: clinically common anti-asthmatic drugs include aminophylline, etc., which are suitable for cough caused by acute asthma or allergies. 4. Anti-viral drugs: clinically common anti-viral drugs for children include Shuanghuanglian Oral Liquid, etc., which are mainly suitable for children with cough caused by viral infections. It should be noted that medication differs for children of different ages and that there are more causes of cough in children, so parents should not give children medication without permission. If a child develops a cough that does not resolve or worsens over a long period of time, it is recommended that he or she be seen by a doctor promptly.