Effects of perioperatively administered bupivacaine and bupivacaine-methylprednisolone on pain after lumbar discectomy.

Study Design: A prospective, randomized, controlled trial that compared the efficacy of different protocols of local tissue infiltration with bupivacaine or bupivacaine-methylprednisolone at the surgical site for pain relief after lumbar discectomy.

Objective: To determine the efficacy of preemptive wound infiltration with bupivacaine and bupivacaine-methylprednisolone after lumbar discectomy.

Summary Of Background Data: Patients usually have significant pain after lumbar discectomy.