Carprieve Carprofen Caplets for Dogs (compares to Rimadyl) are used for the relief of pain and inflammation associated with osteoarthritis and for the control of postoperative pain associated with soft tissue and orthopedic surgeries in dogs. Carprieve Caplets contain carprofen, a non-steroidal anti-inflammatory drug (NSAID). The recommended dosage of Carprieve Caplets is 2 mg/lb. daily, given in 1 dose or divided between 2 doses daily. Carprofen.