Cough in children is not recommended to be treated with cough suppressants routinely in children with acute coughs, but is mostly treated for the cause of the cough. If due to respiratory tract infections can be given anti-infective treatment, if due to cough variant asthma can be used to dilate the bronchial tubes, if due to allergic factors can be oral antihistamine drugs to treat. 1. Acute upper respiratory tract infection: it is a common disease that causes cough, when caused by bacterial infection, it can be treated with oral antibiotics such as cephalexin and cefixime under the guidance of a doctor; if it is caused by viral infection, generally no special use of antiviral drugs. If the child has a severe cough that seriously affects daily life or sleep, dextromethorphan, pentoxyverine citrate tablets and other medications can be used as prescribed by the doctor. 2. Cough variant asthma: it is a kind of atypical asthma with airway hyperresponsiveness, clinically with chronic cough as the main symptom, it can be treated with fast-acting β₂ agonists such as salbutamol and terbutaline, etc.; when the condition is serious, it can be treated with glucocorticosteroids such as budesonide suspension, prednisone, or prednisolone. 3. Allergic cough: due to pollen and some physical and chemical factors stimulation caused by the first need to stay away from suspected allergens, if necessary, follow the doctor’s instructions to take loratadine, cetirizine and other drugs to treat. All of the above medications should be used under the guidance of a doctor, avoiding self-medication. There are many other causes of coughing in children, and it is recommended to consult a specialist for evaluation and treatment in order to avoid delays.