The causes of itchy red eyes can be physiological factors, such as improper use of eyes, etc., pathological factors, such as allergies, infections, etc., according to the specific circumstances of the choice of general treatment or medication to relieve. 1. Improper use of eyes: often occurs in excessive use of eyes, long-term late night, long-term use of electronic products, resulting in red itchy eyes. This situation generally does not require special treatment, through the appropriate hot compresses, relaxation of the eyes can mostly be relieved. 2. Allergic diseases: If the patient is allergic, when contact with pollen, dust mites and other allergens can lead to red, itchy eyes. Should promptly get out of the allergic state, rinse the eyes with water, or local drops of sodium cromoglycate eye drops to relieve eye inflammation, severe allergies can be oral anti-allergy drugs, such as loratadine and other treatments. 3. Infection: Infectious inflammation of the eye, such as conjunctivitis, keratitis, blepharitis, etc. can also lead to eye redness and swelling. Bacterial infections can be caused by antibiotic eye drops, such as levofloxacin eye drops, etc., serious cases should be combined with the use of oral antibiotics, such as cefaclor and other drugs. In short, the appearance of itchy, red eyes and other manifestations, should be timely to the hospital, under the guidance of the doctor for treatment. Drugs need to follow the doctor’s instructions to use, do not blindly use their own medication.