Eyelid itching and swelling need to be taken according to the specific causes of treatment, such as mosquito bites, allergic blepharodermatitis, blepharitis, etc., after a clear diagnosis to take general treatment, medication and other ways. 1. Mosquito bites: mosquito bites on the eyelids, can cause itching, swelling phenomenon, if the symptoms are mild without special treatment, it is recommended that you can take ice packs, if necessary, can follow the doctor’s instructions oral loratadine, cetirizine and other drugs. 2. Allergic blepharitis: the eyes receive dust, pollen, or the use of skin care products, cosmetics, resulting in local skin allergic reaction, induced allergic blepharitis, resulting in eyelid itching and swelling. The first thing to do is to stay away from allergens as far as possible, and then take oral antihistamines as prescribed by the doctor, such as levocetirizine hydrochloride tablets, along with mometasone furoate cream for external use. 3. blepharitis: poor eye hygiene, resulting in the eyelid margin area suffered bacterial infection, induced blepharitis, acute suppurative ophthalmia, eyelid itching and swelling can occur. The treatment needs to do a good job of eye hygiene, and at the same time follow the doctor’s instructions to use antibiotic ophthalmic ointment, such as erythromycin ophthalmic ointment. There are many reasons for the itchy eyelids, after the symptoms, it is recommended to go to the hospital in a timely manner to improve the examination, follow the doctor’s instructions to take standardized treatment, can not be private treatment, so as not to lead to adverse consequences.