Robenacoxib

Clinical data
Trade names	Onsior
License data	EU EMA: by INN
ATCvet code	QM01AH91 (WHO)
Legal status
Legal status	CA: ℞-only EU: Rx-only
Identifiers
IUPAC name {5-Ethyl-2-[(2,3,5,6-tetrafluorophenyl)amino]phenyl}acetic acid
CAS Number	220991-32-2
PubChem CID	6433107
DrugBank	DB11455
ChemSpider	4938295
UNII	Z588009C7C
ChEBI	CHEBI:76269
ChEMBL	ChEMBL2107774
CompTox Dashboard (EPA)	DTXSID90176607
ECHA InfoCard	100.210.035
Chemical and physical data
Formula	C16H13F4NO2
Molar mass	327.279 g·mol−1
3D model (JSmol)	Interactive image
SMILES O=C(O)Cc2c(Nc1c(F)c(F)cc(F)c1F)ccc(c2)CC
InChI InChI=1S/C16H13F4NO2/c1-2-8-3-4-12(9(5-8)6-13(22)23)21-16-14(19)10(17)7-11(18)15(16)20/h3-5,7,21H,2,6H2,1H3,(H,22,23) Key:ZEXGDYFACFXQPF-UHFFFAOYSA-N

Robenacoxib, sold under the brand name Onsior, is a nonsteroidal anti-inflammatory drug (NSAID) used in veterinary medicine for the relief of pain and inflammation in cats and dogs.^[1][2] It is a COX-2 inhibitor (coxib).