Intra-articular versus intravenous magnesium-sulfate as adjuvant to femoral nerve block in arthroscopic knee surgery under general anesthesia: Randomized controlled trial

Conclusion The combined use of femoral nerve block with IA or IV MgSO4 is associated with significant reduction of the intensity and duration of postoperative pain and postoperative analgesic requirements in patients undergoing arthroscopic knee surgery with the IA MgSO4 being superior to IV route of administration.
Source: Egyptian Journal of Anaesthesia - Category: Anesthesiology Source Type: research