Treatment of upper airway cough syndrome should be based on the underlying condition that is causing it. Upper airway cough syndrome is also known as postnasal drip. The underlying diseases that cause upper airway cough syndrome include non-allergic rhinitis and allergic rhinitis. 1. Non-allergic rhinitis: first-generation antihistamines are preferred, represented by chlorpheniramine. 2. Allergic rhinitis: the preferred drug is nasal inhalation glucocorticosteroids, such as beclomethasone propionate. Sodium cromoglycate inhalation also has a good preventive effect on allergic rhinitis. In addition to the above, there may be other causes of upper airway cough syndrome, such as sinusitis, etc. It is recommended to go to the hospital in a timely manner, complete the examination to determine the cause of the disease, and then give targeted treatment. All of the above medications should be used under the guidance of a doctor, avoid self-medication.