Red itchy eyes the more you rub the more itchy, the most common cause is allergic conjunctivitis, bacterial conjunctivitis, viral conjunctivitis, etc., the treatment has oral medication, the use of eye drops, eye cream, etc., need to pay attention to stop rubbing the eyes. 1. Allergic conjunctivitis: the most obvious manifestation is itching, can not help but want to rub the eyes, burning sensation. Treatment is mainly oral anti-allergy drugs, such as Benadryl, Chlorpheniramine, etc., commonly used eye drops such as Emastin. If necessary, use glucocorticoid therapy such as dexamethasone, betamethasone and so on. At the same time, avoid rubbing the eyes, good eye hygiene and care. 2. Bacterial conjunctivitis: mainly by Staphylococcus aureus and other infections, manifested by varying degrees of burning sensation, itching, purulent discharge, conjunctival congestion and so on. Treatment is mainly local treatment, according to the different pathogenic bacteria selection of antibiotic eye drops, such as erythromycin liquid, chloramphenicol liquid, etc., before going to bed coated with antibiotic ophthalmic ointment, such as erythromycin ophthalmic ointment, tetracycline ophthalmic ointment and so on. 3. Viral conjunctivitis: manifested as itchy red eyes, watery secretions, conjunctival congestion, etc., the treatment of saline rinsing of the conjunctival sac, and then the use of neomycin eye drops, there is a certain improvement in the effect. Viral conjunctivitis is a self-limiting disease and may be cured without treatment. It is important to avoid frequent rubbing of the eyes and to strengthen eye health and care. Red and itchy eyes may also be due to other reasons, it is recommended to timely hospitalization, active diagnosis and treatment. The above medications should be used under the guidance of a doctor, do not use eye drops indiscriminately, in order to avoid aggravation of the condition.