Deracoxib is a member of the class of pyrazoles that is 1H-pyrazole which is substituted at positions 1, 3, and 5 by 4-sulfamoylphenyl, difluoromethyl and 3-fluoro-4-methoxyphenyl groups, respectively. A selective cyclooxygenase 2 inhibitor, it is used in veterinary medicine for the control of pain and inflammation associated with osteoarthritis in dogs. It has a role as a non-steroidal anti-inflammatory drug, a non-narcotic analgesic and a cyclooxygenase 2 inhibitor. It is a member of pyrazoles, a sulfonamide and an organofluorine compound.