Allergic skin disease urticaria is a kind of allergic skin disease with the main clinical manifestation of repeated erythema and wind-bloom on the circumference of the skin, and accompanied by obvious itching symptoms, patients should avoid alcohol and spicy, irritating food, easy to cause allergic food such as beef and mutton, seafood, etc. should be observed to see if it is related to the onset. For specific treatment, oral loratadine tablets, or levocetirizine hydrochloride tablets or olopatadine hydrochloride tablets can be taken. For specific diagnosis and treatment, it is recommended to go to a regular hospital as soon as possible and carry out reasonable treatment after the clinician has made a clear diagnosis to avoid recurrence or even aggravation of the disease, which may cause respiratory difficulties.