Itchy eyes can be caused by allergic conjunctivitis, dry eye, blepharitis, etc., so the cause needs to be treated. It can be treated through conservative treatment, medication and so on. 1. Allergic conjunctivitis: when suffering from allergic conjunctivitis, it may lead to itchy eyes, the more you rub, the more itchy the situation appears. At this time, you can follow the doctor’s instructions to inject sodium cromoglycate eye drops, azelastine hydrochloride eye drops, olopatadine hydrochloride eye drops and other drugs for treatment. 2. Dry eye: dry eye patients can also cause itchy eyes the more you rub the more itchy, at this time you should be on the eye for local hot compresses, and reasonable use of medication, to avoid excessive eye fatigue. 3. Blepharitis: when the symptoms of itchy eyes are caused by blepharitis, you can use chloramphenicol eye drops, chloramphenicol ophthalmic ointment, erythromycin ophthalmic ointment and other medications as prescribed by the doctor for treatment. When the symptoms of itchy eyes, it is recommended that patients go to the hospital in time, and follow the doctor’s instructions for treatment.