• Drug Class: NSAID • Chemical Formula: C17H14F3N3O2S • CAS Number: 169590-42-5 • Indications: CELEBREX is a nonsteroidal anti-inflammatory drug indicated for: Osteoarthritis (OA), Rheumatoid Arthritis (RA) , Juvenile Rheumatoid Arthritis (JRA) in patients 2 years and older, Ankylosing Spondylitis (AS) , Acute Pain (AP) , Primary Dysmenorrhea (PD).