Allergic rhinitis check allergens useful, find the allergens, can avoid contact, help allergic rhinitis control. Allergic rhinitis is mainly caused by inhalation of allergic substances or eating allergic food, after clarifying the allergens, you can stay away from allergens, such as dust mite or artemisia allergy can also be used for desensitization treatment, or can reduce the clinical episodes. After checking the allergens, allergic rhinitis patients also need to follow the doctor’s instructions to use anti-allergy drugs, such as topical mometasone furoate nasal spray, oral loratadine dispersible tablets, etc., in order to alleviate the symptoms of allergic rhinitis. There may be many kinds of allergens that cause allergic rhinitis, so it is recommended to actively cooperate with the doctor for relevant examinations.