A red bump in your child’s eye should be treated according to the cause of the condition, with common causes including blepharitis, pterygium, and inflammation of the lacrimal caruncle. Treatment includes medication and surgical removal. 1. Blepharitis: when the blepharoplasty gland is infected by bacteria and inflammation occurs, the eyelid will be red, swollen, hot and painful, and can be treated with antibiotics such as tobramycin, and can be incised and drained of pus if necessary. 2. Pterygium: It is related to heredity and external stimulation, and can invade the cornea. It can be treated without special treatment when there is no obvious symptom, and can be removed surgically when the symptom is obvious and affects the eyesight. 3. Inflammation of the lacrimal caruncle: always rubbing the eyes with dirty hands can lead to bacterial infections, causing inflammation and redness of the lacrimal caruncle, which looks like a red pimple inside the eye, and it is usually necessary to apply levofloxacin hydrochloride eye drops and other anti-infective treatments. When the child’s eyes appear red bumps, parents should take the child timely medical examination, under the guidance of the doctor according to the cause of the choice of appropriate treatment program. Drugs should be used in accordance with medical advice, do not self-medicate.