Iritis that's caused by an injury usually goes away within 1 or 2 weeks. Other cases may take weeks or months to clear up. If a bacteria or virus causes your iritis, it will go away after you treat the infection.

Can iritis clear up on its own?

Iritis may go away on its own. If it continues, you may need any of the following: Cycloplegic eyedrops dilate your pupil and relax your eye muscles. This helps decrease pain and light sensitivity.

What causes iritis to flare up?

Blunt force trauma, a penetrating injury, or a burn from a chemical or fire can cause acute iritis. Infections. Viral infections on your face, such as cold sores and shingles caused by herpes viruses, can cause iritis. Infectious diseases from other viruses and bacteria can also be linked to uveitis.