Allergic pharyngolaryngitis includes allergic pharyngolaryngitis and allergic laryngolaryngitis. Commonly used drugs include H1 antihistamines, glucocorticoid drugs, leukotriene receptor antagonists, and other drugs. 1.H1 antihistamines, is the preferred drug. Commonly used drugs include desloratadine and levocetirizine. Desloratadine is contraindicated for allergies, and is used with caution for those requiring driving maneuvers. Levocetirizine is contraindicated in severe renal function, galactose intolerance and so on. 2. Glucocorticoid drugs such as budesonide powder inhaler, in order to eliminate local mucosal inflammation and reduce edema. It is forbidden to be used in allergy, tuberculosis. 3. Leukotriene receptor antagonists. Such as such as montelukast sodium, can reduce swelling and pain in the throat. Contraindicated in allergy, caution in lactating women. 4. Other medications. Can also use anti-inflammatory tablets such as sweet orange ice plum tablets, pregnant women, cold-induced sore throat with caution. Can also use phlegm agent such as aminobromine hydrochloride tablets, liver and kidney insufficiency, diabetes and other caution allergies, lactating women are prohibited. Diagnosed allergic pharyngolaryngitis should be in accordance with the requirements of the doctor’s medication, not self-medication.