text: RESULTS: Ketorolac was six times more active against << COX-1 >> (IC(50) = 0.02 microM) than COX-2 (IC(50) = 0.12 microM) while [[ bromfenac ]] was approximately 32 times more active against COX-2 (IC(50) = 0.0066 microM) than COX-1 (IC(50) = 0.210 microM).