Itchy eyes in children may be caused by allergic conjunctivitis, dry eyes or bad habits. 1. Allergic conjunctivitis: generally caused by contact with allergens, manifested by symptoms such as itching, redness, swelling, tearing, burning sensation and increased secretion in the eyes. It is recommended that anti-allergy drugs, such as Olopatadine, be administered under medical supervision. Daily attention to try to get rid of allergens, reduce allergy symptoms. 2. Dry eyes: generally children with dry eyes may also have itchy eyes, under the guidance of a doctor to use moisturizing eye drops. Pay attention to eye hygiene, prevent eye fatigue. 3. Bad habits: due to children’s bad habits caused by itchy eyes, such as often rubbing their eyes with their hands, because more bacteria in the hands, easy to cause eye infections, causing children’s itchy eyes. Daily improve bad habits, pay attention to eye hygiene, reduce eye discomfort. There may also be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, and then give targeted treatment or treatment. The above medication should be used under the guidance of a doctor.