After being bitten by mosquitoes and pain and itching can be applied locally to stop itching preparations, serious cases can be used externally with glucocorticoid drugs, or oral antihistamine drugs, non-steroidal anti-inflammatory drugs. 1. Antipruritic preparations: local application of alkaline substances can be neutralized and mosquito saliva in the formic acid, to play the role of itching, such as soap and water; can also be coated with some with astringent, anti-inflammatory effect of drugs, such as compound glycerin lotion. 2. Topical glucocorticoid creams: such as budesonide cream, mometasone furoate cream, etc., with anti-inflammatory and anti-allergic effects. 3. Oral antihistamine drugs: If the symptoms are serious, antihistamine drugs such as loratadine, cetirizine and ebastine tablets can be taken orally under the guidance of a doctor. Painful and itchy after being bitten by mosquitoes, if the symptoms are serious, you should consult a doctor in time for treatment under the guidance of a doctor.