Children with redness, swelling and pus after being bitten by mosquitoes should be treated with general measures and medication. 1. General measures: the child’s skin is red, swollen and pus-filled after being bitten by mosquitoes, the child should avoid scratching the local area, otherwise it will aggravate the infection. During the period, pay attention to local skin cleaning, conducive to recovery. Diet is mainly light. 2. medication: children can take oral antihistamine drugs, such as loratadine, cetirizine, etc., can improve the symptoms. At the same time oral antibiotic drugs, such as azithromycin, etc., can control the infection, but also can be used externally fusidic acid, mupirocin and other antibiotic treatment. The child was bitten by the mosquito red swelling and pus, you should protect the local skin, and then follow the doctor’s instructions for medication.