Coughing in children, even at night, is commonly associated with respiratory infections, which require symptomatic treatment such as expectorant coughing, and anti-infective treatment when bacterial infections are suspected. If bacterial infection is suspected, anti-infective treatment is needed. It is also important to distinguish it from other diseases (e.g. cough variant asthma). The child coughs during the day and night, and the symptoms are more serious, commonly associated with respiratory tract infections, such as acute bronchitis, bronchopneumonia, etc., may be accompanied by fever, wheezing and other symptoms, the examination of the lungs can be smelled and positive signs, chest X-ray examination can assist in the diagnosis, and need to be actively symptomatic and causative treatment. Repeated coughing can be taken orally to stop coughing and expectoration, cough is more serious can be used inhaled glucocorticoids (such as budesonide) for nebulization, suspected bacterial (or Mycoplasma pneumoniae) infection needs to be used to use cefaclor (or azithromycin) anti-infective treatment, oral antibiotic treatment is not effective, it is recommended that intravenous anti-infective treatment. It is also important to distinguish the disease from other diseases, such as cough variant asthma, which often causes a prolonged cough lasting more than 4 weeks and is not well treated with anti-infective therapy. All of the above medications should be used under the supervision of a physician, and it is recommended to consult a specialist to evaluate the condition and provide appropriate therapeutic interventions.