Postnasal drip syndrome in children can be seen in allergic rhinitis, sinusitis, nasal polyps and other causes, mostly using medication as well as surgical treatment and other ways of relief. 1 allergic rhinitis: baby contact with suspected allergens induced allergic rhinitis, there will be post-nasal drip syndrome, at this time you can use physiological sea saline nasal spray, relieve nasal mucosal edema, can also be used locally beclomethasone propionate, mometasone furoate nasal spray local anti-inflammatory, if necessary, the systemic use of loratadine, cetirizine, and other drugs to relieve the symptoms. 2. Sinusitis: mostly caused by bacterial infection, anti-infective treatment is an important measure, commonly used drugs such as amoxicillin, clavulanic acid, cephalosporin antibiotics, etc., can be connected to the nose at the same time inhalation of glucocorticosteroids, such as beclomethasone propionate, mometasone furoate nasal spray and so on. 3. Nasal polyps: a common disease of the nose, can also cause post-nasal drip syndrome in children, at this time all take surgical treatment. All of the above medications should be used under a doctor’s supervision, avoiding self-medication. When a child develops postnasal drip syndrome, it is recommended to consult a doctor in a timely manner to clarify the cause of the disease and then give targeted treatment or therapy.