The phenomenon of children’s rash, it may be hives, may also be eczema, toddler rash and other diseases caused by the different causes of different treatment measures should be taken, such as drug therapy. 1. Urticaria: If the child himself belongs to the allergic body, and after contact or use of certain allergens, the whole body can appear red spots, wind, etc., resulting in the phenomenon of body rash. Can be used externally with glycerite lotion astringent anti-itch treatment, but also under the guidance of the doctor to take antihistamines, such as loratadine. 2. Eczema: It is an inflammatory itchy skin disease of the superficial dermis and epidermis caused by various reasons, which can manifest erythema, papules, papules and so on, accompanied by itching. Children need to be treated with topical glucocorticoid creams under the guidance of a doctor, such as hydrocortisone butyrate cream, mometasone furoate cream, etc.; oral antihistamine medication can also be taken as prescribed by the doctor. 3. Acute rash in young children: the cause of the disease is unknown, may be related to infection, with a sudden high fever, rash after the fever as the main feature, the rash is often clustered red maculopapular rash, can be fused into a piece. During the fever period, the child’s family needs to be physically cooled down, or follow the doctor’s instructions oral ibuprofen suspension and other antipyretic treatment; after the rash often do not need to be treated, if accompanied by itching, can be used externally with glycerite lotion. Parents are advised to bring their children with rashes to regular hospital dermatology or pediatrics to identify the cause of the disease, after a clear diagnosis, under the guidance of the doctor to standardize the use of medication, to avoid blindly using their own medication.