Children swollen by mosquito bites can apply glycerine lotion, glucocorticoid ointment, oral antihistamines and so on. 1. Glycerite lotion: this is a compound preparation, mainly glycerite, zinc oxide and glycerin, this drug can play the role of astringent, protective effect, but also a weak antiseptic effect. 2. Glucocorticoid cream: if the effect of simple use of glycerite lotion is not obvious, you can choose glucocorticoid drugs, more commonly used is hydrocortisone, dexamethasone, tretinoin cream, etc., according to the severity of the disease to choose the appropriate strength of the drug, these drugs can play an anti-inflammatory, anti-allergic, anti-itching and reduce the role of oozing, eliminate redness and swelling. 3. Oral antihistamines: If the effect of local treatment is not obvious, you can also take antihistamines, such as chlorpheniramine maleate, diclofenac tadalafil, cetirizine, these drugs can play an anti-allergic role, for allergy-induced capillary dilation, reduce the permeability of the capillaries, have a certain effect on the improvement. The same disease, the severity of the disease is not the same, the use of drugs are not the same, it is recommended that under the guidance of the doctor to choose the appropriate drugs, do not blindly use their own drugs.