The baby was bitten by mosquitoes red, swollen and itchy, if the degree is mild, generally do not need to apply ointment, more can subside on their own. But if the degree is more serious, according to the specific circumstances of the doctor’s orders to apply antihistamine ointment, glucocorticoid ointment, antibiotic ointment and so on. 1. antihistamine ointment: if the baby allergies, mosquito bites occur red, swollen and itchy, you can follow the doctor’s instructions for local application of antihistamine ointment, such as chlorcyclizine cream, mainly used for symptomatic relief. 2. Glucocorticoid cream: for mosquito bites after the redness and swelling is more obvious, can be used locally glucocorticoid cream, such as Dinaid cream, can quickly relieve the itching reaction. 3. antibiotic ointment: bites in addition to redness, swelling and itching, if the ulceration, secondary bacterial infection, can be applied locally erythromycin ointment, mupirocin ointment, etc., can be anti-inflammatory and bactericidal, to alleviate the inflammatory reaction. The baby was bitten by the mosquito red swelling and itching, if the symptoms are obvious or accompanied by other discomforts, it is recommended to consult a doctor in time. The medication should follow the doctor’s instructions, not to give the baby medication at will.