Drinking beer allergy itchy skin is mainly allergic dermatitis, should immediately stop drinking beer, you can use topical antipruritic agents and oral antihistamines and other relief. If there is an allergy to beer, there will be the phenomenon of itchy skin, then you should immediately stop drinking, if the itchy skin symptoms are mild, generally can be relieved by themselves. If the itchy skin phenomenon is serious, you can follow the doctor’s instructions to use topical antipruritic agent to relieve, including glycerite lotion. If necessary, take oral antihistamines, including cetirizine hydrochloride tablets, loratadine tablets, ibastine tablets and so on. If the symptoms of allergy after drinking beer are serious, you should go to the hospital in time for examination, and use the above medications as prescribed by the doctor.