Droxicam is a non-steroidal anti-inflammatory drug of the oxicam class. A prodrug of piroxicam, it is used for the relief of pain and inflammation in musculoskeletal disorders such as rheumatoid arthritis and osteoarthritis.
When heated, phenyl pyridin-2-ylcarbamate (1) decomposes to 2-isocyanatopyridine (2) which reacts with the heterocyclic compound (3) to give droxicam.