Please ensure Javascript is enabled for purposes of website accessibility

Cronus Pharma Unveils FDA-Approved Bioequivalent Robenacoxib Injection for Veterinary Use

Pet Age Staff//August 27, 2026//

Cronus Pharma Unveils FDA-Approved Bioequivalent Robenacoxib Injection for Veterinary Use

Pet Age Staff//August 27, 2026//

Listen to this article

Cronus Pharma, a veterinary pharmaceutical company focused on developing high-quality, cost-effective animal health products, has announced the U.S. launch of Robenacoxib Injection, the only FDA-approved bioequivalent to ONSIOR (robenacoxib) Injection.

Robenacoxib Injection is indicated for the control of postoperative pain and inflammation associated with soft tissue surgery in dogs ≥ 4 months of age, and with orthopedic surgery, ovariohysterectomy and castration in cats ≥ 4 months of age; in each case for up to a maximum of 3 days. The product is now available for purchase through national and regional veterinary distributors across the United States.

“Addressing post-operative pain is imperative in both dogs and cats,” said Scott A. Krick DVM – Consulting Technical Services Veterinarian at Cronus Pharma. “The launch of Robenacoxib Injection from Cronus Pharma provides a cost-effective NSAID option and reflects our commitment to expanding access to FDA-approved bioequivalent medications that support veterinarians, their patients, and pet owners.”

“The launch of Robenacoxib Injection marks an important addition to Cronus Pharma’s growing portfolio of FDA-approved veterinary products,” said Janel Fisher, Vice President of Sales at Cronus Pharma. “Innovation is at the heart of what we do, and we are continually looking for opportunities to bring meaningful new products to the veterinary market. This launch demonstrates our ability to turn that commitment to innovation into solutions that provide greater choice and value for the veterinary community.”

About Robenacoxib Injection:

  • Indicated for the control of postoperative pain and inflammation associated with soft tissue surgery in dogs ≥ 4 months of age, and with orthopedic surgery, ovariohysterectomy and castration in cats ≥ 4 months of age; in each case for up to a maximum of 3 days.
  • Available as a 20 mg/mL solution in a 20 mL multidose vial.
  • FDA approved as bioequivalent to the reference listed new animal drug, ONSIOR® (robenacoxib) Injection
  • Approved by FDA under ANADA # 200-804.

Federal law restricts this drug to use by or on the order of a licensed veterinarian. Do not use for more than three days, or in animals less than four months of age. Serious adverse events have been reported, including hepatopathy, with the long-term use (28-day study) of Robenacoxib tablets in dogs.