If you have chronic spontaneous urticaria (chronic hives), alcohol can sometimes make your symptoms worse. It’s not usually a true “allergy” to alcohol but it can make your body more reactive. Alcohol can increase histamine levels, make blood vessels leakier (which leads to swelling and welts), and even directly trigger mast cells. On top of that, it can amplify other triggers like stress, infections, or medications like NSAIDs. The result? Hives that come on more easily or feel more intense. No