What is eyelid itch?

Eyelid itching is normally caused by the following reasons: First, caused by allergic eyelid dermatitis, that is, allergic reactions caused by eye skin contact with allergens in the external environment, common allergens are pollen, smoke, dust, cosmetics, skin care products, hair dyes, shampoos, etc. Eyelid parts in addition to showing itching symptoms, there will be congestion, redness, desquamation, need to apply hormone eye ointment treatment in the eyelid parts, such as tobramycin dexamethasone eye ointment, tetracycline cortisone eye ointment, etc. Second, caused by blepharitis, that is, eyelid edge caused by chronic bacterial infection, but also accompanied by eyelid edge redness, hypertrophy and other performance. Need regular application of antibiotic eye ointment treatment, such as ofloxacin eye ointment, tobramycin eye ointment, erythromycin eye ointment.