Allergies in children mainly include symptoms in three areas: skin symptoms, mainly eczema, wind clumps, hives; digestive symptoms, the most common is diarrhea, constipation or even blood in the stool or alternating diarrhea and constipation; respiratory symptoms, children can have asthma, adenoid hypertrophy and other performance, the most common allergy in children is skin symptoms. The child has eczema, first of all, we must do a good job of local skin moisturizing, at the same time can be applied topical hormone cream, for example, you can choose Denide cream, eat breast milk children, baby mother can not eat beef and mutton, nuts, seafood and wine food, eat milk powder children children to choose amino acid milk powder or deeply hydrolyzed protein milk powder. If the child has skin manifestations such as puffiness, hives, etc., you can use localized glycolic lotion and take oral anti-allergy medication such as cetirizine drops or desloratadine drops. If your child has digestive tract allergies, most of them are due to diet. First of all, you should test for allergens to determine which foods you are allergic to and try to avoid the allergic foods. If it is due to allergy to milk protein, take amino acid formula. For children with asthma or adenoid hypertrophy, on the basis of active symptomatic treatment, you can give oral montelukast chewable tablets or desloratadine, and if necessary, choose glucocorticoid-based drugs for inhalation. For children with allergies, it is important to firstly avoid contact with allergens, secondly take anti-allergy medication, and finally symptomatic treatment to relieve symptoms.