Efficacy of Intra-Articular Bupivacaine, Ropivacaine, or a Combination of Ropivacaine, Morphine, and Ketorolac on Postoperative Pain Relief After Ambulatory Arthroscopic Knee Surgery: A Randomized Double-Blind Study

Addition of morphine and ketolorac to ropivacaine intra-articularly enhances analgesic efficacy of LA, reduces postdischarge analgesic consumption, and improves ADLs without increasing side effects after ambulatory arthroscopic knee surgery.