Other Names: 
Aleve, Equiproxen, Naprosyn
Naproxen is a common type of nonsteroidal antiinflammatory drug (NSAID) used in horses. It is available as a 500 mg tablet or granules administered orally or 100 mg/ml injectable administered via IV. Naproxen is a nonselective COX inhibitor.

Naproxen is used for the relief of inflammation and associated pain and lameness with arthritis, as well as myositis and other soft tissue diseases of the musculoskeletal system of horses.

Dosage: 10 mg/kg, PO, q12-24hr