MeSH headings : Acute Pain / drug therapy; Acute Pain / veterinary; Animals; Carbazoles / therapeutic use; Dinoprostone; Dog Diseases / drug therapy; Dogs; Female; Hysterectomy / veterinary; Imidazoles; Inflammation / drug therapy; Inflammation / veterinary; Ovariectomy / veterinary; Pain, Postoperative / drug therapy; Pain, Postoperative / veterinary; Pyridines; Sulfonylurea Compounds

TL;DR: Results of this preliminary study suggested both carprofen and grapiprant may be effective for postoperative pain following OVH in dogs; however, additional studies are warranted to determine grapipant's effectiveness in a larger and more diverse population of dogs. (via Semantic Scholar)