Celecoxib is an NSAID reported to be a selective inhibitor of cyclooxygenase-2 (COX-2). It is used in the treatment of rheumatoid arthritis including juvenile idiopathic arthritis, osteoarthritis, and ankylosing spondylitis, and in the adjunctive treatment of adenomatous colorectal polyps. Celecoxib is also used in the management of acute pain and dysmenorrhea.