Baby allergic urticaria can be treated with topical antipruritic lotion, oral antihistamines, intramuscular glucocorticoid drugs, epinephrine and so on. Baby allergic urticaria is caused by contact with allergenic substances, such as pollen, dust, animal fur, etc., manifested as the appearance of the skin surface of the wind and angioedema, accompanied by varying degrees of itching. 1. Topical anti-itch lotion: if the baby’s symptoms are mild, topical anti-itch lotion can be used, such as glycerite lotion and zinc oxide lotion. 2. Oral antihistamines: If the symptoms are severe, in addition to the external drugs, also need to take oral antihistamines, such as cetirizine, diclofenac tadalafil dry suspension, and so on. 3. Intramuscular injection of glucocorticoid drugs, epinephrine: if the patient oral antihistamines can not effectively control the symptoms, especially children with severe urticaria and patients with throat edema, can be intramuscular injection of glucocorticoid drugs, such as prednisone, dexamethasone, etc.; if the baby’s acute urticaria accompanied by shock, can be intramuscular injection of epinephrine. All of the above drugs have adverse reactions, do not self-medication, it is recommended to use under the guidance of a doctor. Baby allergic urticaria, daily by avoiding contact with allergens, prevention of mosquito bites and other methods to reduce the incidence of morbidity.