Children with runny nose and cough can be seen in respiratory infections, adenoid hypertrophy and other conditions, there is no most effective treatment, need to be given according to the cause of the appropriate treatment, such as respiratory infections can be symptomatic cough expectorant, local nasal spray, as appropriate, anti-infective treatment. 1. Respiratory tract infections: such as acute bronchitis disease, children may appear runny, cough, accompanied by fever, etc., can be caused by viral or bacterial infections. Treatment can be used to symptomatic cough expectorant treatment, physiological sea saline nasal spray, cotton swabs to clean up nasal secretions to relieve the symptoms of runny nose, suspected bacterial infections need to be used to make antibacterial drugs (such as cefaclor granules) anti-infective treatment. 2. Adenoid hypertrophy: this kind of children can appear runny, secretion is often mucopurulent secretion, due to nasal secretion reflux can stimulate coughing symptoms, for this kind of babies need to be under the guidance of a physician when necessary, surgical treatment. 3. Rhinitis – sinusitis: babies can appear the above symptoms, may be accompanied by open-mouth breathing, snoring at night. Treatment should be appropriate use of antibacterial drugs (such as amoxicillin clavulanate potassium granules) anti-infective treatment and nasal glucocorticoids (such as mometasone furoate nasal spray) local nasal spray, reduce nasal mucosal inflammation and edema and other treatments. All of the above medications should be used under the supervision of a physician, and it is recommended to actively consult a specialist for evaluation and appropriate intervention.