The patient’s eyes appear red, swollen, itchy and other discomforts due to allergy, the patient can be treated by keeping away from allergens, medication and other ways to improve the discomfort symptoms. 1. Stay away from allergens: allergic patients can be allergic to pollen, hair and other allergic substances, which can cause allergic reactions, resulting in eye discomfort, patients need to stay away from allergens in time to relieve eye discomfort. When the patient’s eyes are itchy, avoid excessive scratching, so as not to aggravate the itchy eyes. 2. Medication: If the discomfort does not improve after staying away from the allergens, and there is aggravation, patients can use drugs such as azelastine hydrochloride eye drops and sodium cromoglycate eye drops under the guidance of the doctor to relieve the discomfort. It is recommended that patients with eye allergy should consult a doctor in time to assess their condition and choose the appropriate treatment under the doctor’s guidance. In daily life, patients should pay attention to eye hygiene and avoid excessive eye use.