Patients suffering from urticaria should try not to eat Ganoderma lucidum, which is a hairy food. Urticaria is a kind of allergic skin disease which is characterized by recurrent erythematous spots on the circumference of the skin, windy masses, and accompanied by obvious itching symptoms. Patients should avoid eating seafood, beef, mutton, spicy hot and other spicy and stimulating foods. In the specific treatment can be used externally and with oral antihistamine drugs, such as loratadine tablets, levocetirizine hydrochloride tablets, ibastine tablets or olopatadine hydrochloride tablets. However, it is recommended that the specific diagnosis and treatment be carried out under the guidance of a doctor.