Children are stimulated by various allergens, such as food, medicine, pollen, dust, etc., which cause inflammatory skin diseases characterized by redness, swelling and itching, indicating that the child is allergic. Once the allergy appears, the child will be very uncomfortable, will appear to scratch and cry constantly and serious will affect the child’s appetite and mental condition. So it needs to be treated as soon as possible. First of all, avoid contact with allergens and stay away from allergens, so as to avoid the occurrence of allergies to the maximum extent possible. For allergic children, usually try to avoid eating foods that can easily cause food allergies, such as fish, shrimp, crab, milk, eggs, soybeans, peanuts and other nutty foods. For children with localized itchy skin, topical medications such as glyburide lotion and dehumidification ointment can be used to treat the symptoms to relieve the discomfort and itchiness of the skin, while for severe skin allergies, hormonal creams and oral anti-allergy medications can be used according to the condition. If this is still not effective, glucocorticoids can be taken if necessary. Once the hormones are used, whether topically or orally, they should be used under the guidance of a doctor, not on their own. If the child is allergic to milk powder, according to the severity of the allergy, the child should change the milk powder to amino acid milk powder or deeply hydrolyzed protein milk powder or moderately hydrolyzed protein milk powder, through this treatment, the various allergy symptoms caused by milk powder can be controlled without the need to take drugs. In conclusion, children are particularly prone to allergies, and once allergies occur, it is important to find the cause of the allergy and then treat it symptomatically in order to relieve the child’s discomfort and alleviate the child’s pain to the greatest extent possible.