Bitten by mosquitoes with red bumps itchy insect bite dermatitis, can be through the life of conditioning, cold compresses, drugs and other methods of treatment. 1. life conditioning: should promptly improve the living environment, pay attention to personal and home hygiene, do a good job of protective measures to avoid biting again, prohibit scratching the affected area, so as not to break secondary infection. 2. cold compresses: you can use a cold towel or a towel wrapped in an ice pack on the mosquito bite dermatitis. 2. cold compresses: you can use cold towels or towels wrapped in ice packs, cold compresses on the affected area, to a certain extent, can be relieved by mosquito bites with red bumps itchy phenomenon. 3. medication: you can choose under the guidance of a professional physician external glycerine lotion, hydrocortisone butyrate cream and other drugs; if the symptoms are more serious, you can take oral loratadine tablets, cetirizine hydrochloride tablets, etc., secondary infections can be orally cefuroxime capsules, amoxicillin capsules and other drugs for treatment. When the mosquito bite red bumps itchy symptoms, not to scratch the affected area, so as not to lead to skin lesions, secondary infections lead to the prolongation of the disease. Should be used under the guidance of a doctor.