The itching of the skin after drinking alcohol may be related to individual physique, diseases and other reasons, which need to be identified and properly treated. 1, physical factors: If the itching of the skin after drinking alcohol is not accompanied by other uncomfortable symptoms, it may be due to the special physique of some people, the higher concentration of alcohol in the blood after drinking alcohol, stimulating the expansion of skin capillaries and increasing the excitability of nerve endings, which can lead to generalized itching of the skin. The situation appears. This is usually a physiological phenomenon, no special treatment, you can drink more water to promote the metabolism of alcohol, while maintaining a cool and comfortable indoor activities to avoid damp and sweaty skin, exacerbating the itching symptoms; 2, alcohol allergy: if the itchy skin after drinking alcohol is accompanied by other symptoms, such as redness, swelling, rash, may be related to alcohol intolerance, belong to the alcohol allergic physique. It can be treated with external application of glyburide lotion, itching can also be serious oral loratadine, levocetirizine hydrochloride and other drugs for anti-allergy, anti-itch treatment; 3, skin diseases: If there are skin diseases such as eczema, neurodermatitis, etc., after drinking alcohol to stimulate the skin blood circulation accelerated, the original skin disease can be induced aggravation, at this time need to see a doctor for symptomatic treatment, if accompanied by skin erythema, may be alcohol erythema. Need to drink more water to promote alcohol metabolism, while oral antihistamine drugs; 4, liver disease: liver disease patients can increase the burden on the liver after drinking alcohol, so that itching symptoms, the need for timely medical examination of liver function, such as abnormalities can be actively treated with drugs.