Children’s eyes are swollen and there is no “fast” way to reduce swelling, children’s eyes may be swollen is a normal phenomenon, there may be allergies, infections and so on, can be through the general treatment, medication and so on. 1. Normal phenomenon: If children do not have enough sleep or drink a lot of water before going to bed, the next day the eyes will be swollen phenomenon, is a normal situation, parents should urge their children to rest early, and before going to bed should be allowed to drink a small amount of water or try not to drink water and so on after the symptom can be relieved. 2. Pathological phenomena: (1) Allergy: allergy is caused by dust, pollen and animal hair, allergic conjunctivitis can occur, the child’s eyes can be seen clinically swollen, increased secretion and other symptoms, can be used under the guidance of the doctor sodium cromoglycate eye drops, orotidine hydrochloride eye drops and other anti-allergy drugs to reduce swelling. (2) Infection: mostly caused by bacteria, viruses and fungi and other pathogenic microorganisms, such as granuloma, clinical manifestations of eye redness, swelling, pain, etc., under the guidance of the doctor can use ofloxacin eye drops, erythromycin ophthalmic ointment and other antibacterial drugs to reduce swelling. It is recommended that when children have symptoms of swollen eyes, after excluding physiological factors, they should go to the hospital, after clarifying the cause of the disease, under the guidance of the doctor to use medication to reduce swelling.