A stye is an infection of the area where an eyelash is attached to the eye (hair follicle). It is caused by a bacteria. Your child's eye will have:
Put a warm, wet washcloth on the eye for 10 minutes 4 times a day. This helps the stye come to a head (show pus in the center). Continue to cleanse the eye with warm water even after the stye drains.
When the stye has a center of pus, keep using warm washcloths. Most styes will open and drain by themselves a few days after they come to a head. Sometimes a stye needs to drained by your healthcare provider. Do not try to open the stye yourself. It could cause a bad infection.
Bad styes or styes that come back may need an antibiotic eye ointment prescribed by your child's doctor.
Tell your child not to touch his eyes because rubbing can cause spread of the infection to other eyelashes.