Acute urticaria can have a normal diet after 2 to 3 days of healing, but you still need to avoid irritating foods and allergic foods. Acute urticaria is a kind of acute limited edema, the skin is in the form of windy doughnut-like lesions, often accompanied by intense itching, caused by food, drugs, infections or some physical factors, usually disappears automatically within a few hours, but it will recur. The treatment cycle of acute urticaria is usually 2 to 6 weeks, and normal diet can be resumed 2 to 3 days after cure, and light diet is recommended. In addition, even after cured, patients with acute urticaria still need to avoid greasy, cold, spicy and other stimulating foods, avoid smoking and alcohol. And as soon as possible to do allergen examination, if found a clear food allergy species, should avoid eating allergic food. If discomfort occurs, you still need to actively go to the hospital for follow-up, so as not to delay the condition.