Being mosquito bites a lot of bags can be used externally to relieve itching such as glycerite, if the symptoms are serious, itching is obvious can be oral antihistamine treatment, such as loratadine, cetirizine and so on. 1. Topical drugs: If the mosquito bite only localized skin redness, swelling, itching and other symptoms, you can use local topical anemone, glycerine lotion, etc. to relieve the itching symptoms, you can also use glucocorticoid preparations, such as dexamethasone ointment, mometasone furoate cream and so on. 2. Oral medication: If the mosquito bite appeared after the bag is large or pimple urticaria, and the itching is serious, has affected the daily life or rest, you can take oral antihistamine medication, commonly used drugs are loratadine, cetirizine, etc., can effectively reduce the symptoms. There are many bags after being bitten by mosquitoes, it is necessary to do a good job of caring for the affected area, avoid scratching, and prevent infection from occurring, if necessary, you can go to the hospital, under the guidance of the doctor for active treatment.