Answering Onsior questions

Here are answers for some common questions about the NSAID approved for relief of postsurgical pain and inflammation associated with soft-tissue surgery in cats.

To what class of drugs does Onsior belong?
Onsior is a nonsteroidal anti-inflammatory drug (NSAID) of the coxib class.
How does Onsior work?
Onsior inhibits the production of prostanoids by inhibiting cyclooxygenase. Onsior persists longer at the site of inflammation than it does in the bloodstream, providing pain relief with once daily dosing.*1,2

*Clinical relevance unknown.
Can Onsior be given with food?
Onsior can be administered for up to maximum 3 days with or without food.
Why is Onsior available for cats injectable and oral formulations?
Having both formulations allows for flexible administration options. The injectable formulation can be used in the hospital and the tablets can be administered at home by the pet owner. Onsior can be given for up to a maximum of three total doses over three days not to exceed one dose per day.
Can Onsior tablets be split?
Onsior tablets are not scored and should not be broken.
Can Onsior be prescribed more than once for the same patient?
Onsior can be administered for up to a maximum of 3 days for postoperative pain relief. Studies on repeated use of Onsior in the same cat have not been conducted.
Where do I report adverse events for Onsior?
Contact Elanco at 1-888-545-5973 to report a suspected adverse event or for other technical assistance. For additional information about adverse drug experience reporting for animal drugs, contact the FDA at 1-888-FDA-VETS.