piroxicam , a member of a new class of non-steroidal anti-inflammatory agents , possesses a long plasma half-life permitting a once-a-day dosage regimen in osteo-arthrosis , rheumatoid arthritis , ankylosing spondylitis , acute musculoskeletal disorders and acute gout .
C0031990
piroxicam
C0038013
ankylosing spondylitis