The first thing to do is to stay away from artemisia, and then use topical and oral medication to alleviate the allergy. 1. Stay away from artemisia: artemisia allergy is due to the body contact with artemisia pollen particles produced by a series of allergic reactions, daily should try to stay away from artemisia, go out when the best wear a mask, can reduce the allergic reaction. 2. Drug treatment: local external use of glycerine lotion, dexamethasone ointment to stop itching, and oral antihistamines, such as cetirizine hydrochloride tablets, loratadine tablets and other drugs to improve the symptoms. All of the above drugs should be used under the guidance of a professional doctor, avoid self-medication. Artemisia allergy is recommended to go to the hospital in time for treatment, the specific treatment needs to follow the doctor’s advice.