Meloxidyl is a non-steroidal anti-inflammatory drug (NSAID) used to relieve inflammation and pain in musculoskeletal disorders in dogs and cats. It is available as an oral suspension and injection. Meloxidyl is used to control pain and inflammation associated with osteoarthritis in dogs. It is also prescribed for dogs suffering from arthritis or injuries. Meloxidyl is the first FDA-approved generic of Metacam (meloxicam suspension) . The medication is used to treat the pain and inflammation associated with osteoarthritis in dogs and cats.