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Keratitis is inflammation of the cornea. The cornea is the clear layer that covers the front of your eye. Keratitis usually affects one eye, but you can have it in both eyes.

Eye Anatomy



  • Infection medicine: You may be given medicine to treat an infection caused by bacteria, a fungus, or a virus. These medicines may be given as eyedrops or as pills.
  • Steroids: This medicine decreases inflammation. It is given as eyedrops.
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  • Take your medicine as directed. Contact your healthcare provider if you think your medicine is not helping or if you have side effects. Tell him or her if you are allergic to any medicine. Keep a list of the medicines, vitamins, and herbs you take. Include the amounts, and when and why you take them. Bring the list or the pill bottles to follow-up visits. Carry your medicine list with you in case of an emergency.

Follow up with your ophthalmologist as directed:

Write down your questions so you remember to ask them during your visits.

Help prevent keratitis:

  • Use contact lenses correctly. Know how long to use them and how to clean and store them properly.
  • Wash your hands often. Use soap and water. Wash your hands after you use the bathroom, change a child's diapers, or sneeze. Wash your hands before you prepare or eat food.
  • Wear safety equipment when you work, garden, or play sports.
  • Do not rub your eyes while you work with wood or metal.

Contact your ophthalmologist if:

  • You have a fever.
  • Your symptoms get worse, even after treatment.
  • You have pus draining from your eye.
  • You have questions or concerns about your condition or care.

Seek care immediately or call 911 if:

  • You have severe eye pain.
  • You have a sudden change in your vision.
  • You suddenly lose your vision.

Ā© Copyright IBM Corporation 2018 Information is for End User's use only and may not be sold, redistributed or otherwise used for commercial purposes. All illustrations and images included in CareNotesĀ® are the copyrighted property of A.D.A.M., Inc. or IBM Watson Health

The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Learn more about Keratitis (Discharge Care)

Associated drugs

Micromedex® Care Notes

Symptoms and treatments

Mayo Clinic Reference