What is iritis?

Eye inflammation: Iritis is an internal inflammation of the eye (also called uveitis) in which a sterile inflammaion is set up. It sometimes is associated with systemic disease like ankylosing spondylitis. An attack can be dangerous, can cause internal damage and glaucoma. Your ophthalmologist can give you the proper treatment for this.

Iritis: Iritis is the inflammation of the iris ("color part of the eye"). It can be either infectious or non-infectious (and be be associated with certain systemic diseases).

Depends: On the cause. If there is an underlying disease then this needs to be treated, whether it is infectious or non infectious (inflammatory). Different anti-inflammatory medicines (eye drops, oral medications, injections, or infusions) are commonly employed. Ask your eye doctor.