Consult your veterinarian before using Cerenia with cardiac, anticonvulsant and behavioral medications as well as non-steroidal anti-inflammatory drugs (NSAID) such as aspirin, carprofen (Rimadyl, Novox), etodolac (EtoGesic), deracoxib (Deramaxx), firocoxib (Previcox), tepoxalin (Zubrin), and meloxicam (Metacam) since interactions may occur.