When drinking alcohol allergy skin itching, should immediately stop drinking alcohol, under the guidance of a physician or pharmacist to use drugs for treatment. Drinking alcohol allergy can cause itchy skin, it is recommended in the itchy parts of the topical astringent antipruritic drugs, such as glycerine lotion, etc., can also be used in cold compresses and other ways to ease the itching sensation. Severe itching can be prescribed oral antihistamine drugs, such as cetirizine, loratadine. People with severe allergies after drinking alcohol may even experience symptoms such as breathing difficulties, chest tightness, coma, etc. They need to go to the hospital immediately for emergency treatment, and use antidepressants such as naloxone under the guidance of the doctor, as well as preventing accidental inhalation of vomitus. People with previous alcohol allergy should avoid drinking alcohol to prevent re-allergy leading to serious adverse reactions. If there is any discomfort after drinking, consult a doctor and follow the doctor’s instructions.