a white powder, C 13 H 18 O 2 , used especially in the treatment of rheumatoid arthritis and osteoarthritis as an anti-inflammatory, analgesic, and antipyretic.
a white crystalline solid substance, C 1 5 H 1 3 N 3 O 4 S, used in the symptomatic treatment of osteoarthritis and rheumatoid arthritis and other musculoskeletal disorders.
