Firocoxib, sold under the brand names Equioxx and Previcox among others, is a nonsteroidal anti-inflammatory drug of the COX-2 inhibitor (coxib) class, approved for use in horses (Equioxx) and for use in dogs (Previcox).

[2][4][9] Firocoxib was the first COX-2 inhibitor approved by the U.S. Food and Drug Administration for horses.

[10] Firocoxib is not intended or approved for use in human medicine.

[13][14] Firocoxib is also available as a generic medication for horses[14] and for dogs.

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