The nurse is preparing a dose of ketorolac 12 mg Vusing a 1 mL vial containing 30 mg/mL How many mL should the nurse administer? (Enter numerical value only)

Given Information: Prescribed dose: 12 mg Vial concentration: 30 mg/mL Calculate the volume to be administered Volume to be administered = Prescribed dose / Concentration Volume to be administered = 12 mg / 30 mg/mL = 0.4 mL