Itchy bumps on the body, considered to be allergy-induced dermatitis, or urticaria, can be treated by the following methods: 1, first of all, the patient should be asked in detail the cause of the onset, as far as possible to find the cause, remove the cause, do not eat fish, shrimp, seafood and spicy food; 2, oral drug therapy, you can take oral antihistamines, such as oral loratadine tablets, levocetirizine hydrochloride tablets, compound 3, local treatment, local can be used topically dehumidification and anti-itch ointment, mometasone furoate ointment, furnace glycolate lotion, etc.; 4, Chinese medicine treatment, can take oral skin oxygen granules, moistening and anti-itch capsule, etc.; 5, do needle prick test, find allergens, and then desensitization treatment.