The red bumps on the child’s body may be caused by contact dermatitis, insect bite dermatitis or eczema, etc., need to be targeted for treatment, usually mainly to drug treatment. 1. Contact dermatitis: children exposed to irritating or sensitizing substances can lead to erythema, pimples, and usually itchy symptoms. This condition can be treated with glucocorticosteroids such as Denadyl cream, or calcium-modulated phosphatase inhibitors such as pimecrolimus cream, tacrolimus cream, etc., and it is necessary to avoid re-exposure to the substance. 2. Insect bite dermatitis: If the child’s skin is bitten by mosquitoes, causing erythema, papules and blisters to appear on the skin, this condition can be treated with oral antihistamines as prescribed by the doctor, such as levocetirizine hydrochloride, loratadine, etc., and topical glycerine lotion or glucocorticoids such as dieldieldield cream or calcium-modulated phosphatase inhibitors such as pimecrolimus cream. 3. Eczema: If your child suffers from eczema, which usually results in red spots, pimples, and blisters on the skin, you can apply glycerine lotion and zinc oxide ointment as prescribed by your doctor. Or glucocorticosteroids such as Dinaid cream, or calcium-modulated phosphatase inhibitors such as pimecrolimus cream. It is also important to do a good job of local skin cleansing and hygiene, and to choose to wear soft, loose-fitting clothing. Red bumps on the child’s body may also be caused by other reasons, it is recommended to actively go to a professional hospital to find out the cause, follow the doctor’s instructions to use the appropriate treatment program, so as not to delay the condition.