Intraoperative ketorolac dose of 15Â mg versus the standard 30Â mg on early postoperative pain after spine surgery: A randomized, blinded, non-inferiority trial

Ketorolac 30 mg intravenous was not superior to 15 mg intravenous for post-operative pain management after spine surgery. However, 15 mg failed to meet the pre-specified criteria for non-inferiority to the 30 mg dose.