Mosquito bite swollen eyes is due to mosquito bites stimulate the local formation of inflammation, local production of histamine, leukotrienes and other substances occurring allergic reactions. Usually can be relieved by cold compresses, medication. 1. Physical therapy: minor redness and swelling can only be relieved by local cold compresses to relieve local inflammation, so that the redness and swelling will subside more quickly. 2.Medication (1) Topical medication: Dexamethasone ophthalmic ointment, or mometasone cream can be applied to alleviate the local redness and swelling caused by allergic reactions, and most of them can be recovered in 1-2 days after use. It should be noted that the allergy to this type of drug is prohibited, the use of the best to follow the doctor’s advice. (2) Sodium cromoglycate eye drops: can be used to relieve local inflammation, often stinging sensation or allergic reaction, generally not recommended, please follow the doctor’s instructions. If the swelling does not go down 2-3 days after the bite, you must go to the hospital to avoid adverse consequences.