Allergic rhinitis is a chronic inflammation of the nasal mucosa in atopic individuals after exposure to allergens, causing a type I metamorphic reaction predominantly, manifested by symptoms such as nasal itching, nasal congestion, sneezing and runny nose, etc. The patient can be treated with antihistamines, glucocorticoids, anti-leukotrienes, intranasal anticholinergic drugs, decongestants, mast cell stabilizers and so on. Effective drugs for the treatment of allergic rhinitis need to be selected in combination with specific conditions. 1. Antihistamines: can quickly relieve nasal itching, sneezing and nasal hypersecretion. Available oral drugs are loratadine, cetirizine, also available nasal spray levocabastine nasal spray, azelastine nasal spray and other relief. 2. Glucocorticoids: anti-inflammatory and anti-allergic effects, reduce edema, commonly used chlorodimisone propionate, budesonide nasal spray, a few patients should be systemic oral prednisone acetate treatment. 3. Anti-leukotriene drugs: anti-inflammatory effect, commonly used drugs such as montelukast, relieve nasal congestion, runny nose, sneezing and other symptoms. 4. Intranasal anticholinergic drugs: 0.03% ipratropium bromide nasal spray can reduce secretion. 5. Decongestant drugs: used to relieve nasal congestion, etc., commonly used ephedrine, hydroxymetazoline treatment, the use of time for 7 to 10 days, too long a period of time can make nasal congestion aggravated. 6. Mast cell membrane stabilizers: to reduce allergic reactions, available 4% sodium cromoglycate solution drops or nasal spray, can also be taken orally nidocromol treatment. When suffering from allergic rhinitis, you should consult a doctor in time and standardize the treatment. All of the above drugs are used under the guidance of a doctor.