Don't touch or rub the infected eye(s).

Wash your hands often with soap and warm water.

Wash any discharge from your eyes several times a day using a fresh cotton ball or paper towel. Afterwards, discard the cotton ball or paper towel and wash your hands with soap and warm water.

Wash your bed linens, pillowcases, and towels in hot water and detergent.

Avoid wearing eye makeup.

Don't share eye makeup with anyone.

Never wear another person's contact lenses.

Wear eyeglasses instead of contact lenses. Throw away disposable lenses or be sure to clean extended-wear lenses and all eyewear cases.

Avoid sharing common articles such as unwashed towels and glasses.

Wash your hands after applying the eye drops or ointment to your eye or your child's eye.

Do not use eye drops that were used for an infected eye in a non-infected eye.