The redness of the skin all over the body after drinking alcohol is considered to be related to alcohol allergy, which can be solved by acute treatment, drug treatment and life conditioning. 1. Acute treatment: mainly for patients who have redness of the skin all over the body, accompanied by edema of the larynx and respiratory difficulties, it is necessary to immediately inhale oxygen, and intramuscular injection of epinephrine, glucocorticosteroid infusion to relieve the symptoms of first aid treatment. 2. Drug treatment: for the phenomenon of alcohol allergy, you can cooperate with the doctor to choose antihistamines, so as to carry out anti-allergy treatment, commonly used drugs include loratadine, cetirizine, etc., to improve the patient’s symptoms. 3. Life regulation: For patients with alcohol allergy, alcohol intolerance can lead to alcohol poisoning symptoms. Therefore, you should try to avoid drinking alcohol or drinking a lot of alcohol for a long time and develop a good lifestyle. It is recommended that patients who have been drinking all over the skin redness, need to cooperate with the doctor for further examination and treatment, not blindly use medication, so as to avoid adverse effects.