Analgesic Effect of Caudal Bupivacaine with or without Clonidine in Pediatric Patient.

Background: Caudal analgesia has long been the cornerstone to successful pain management in children undergoing abdominal and lower limb surgeries. Its analgesic duration with single shot injection is however limited. So adjuvants are used with local anesthetics in an attempt to increase the duration of caudal analgesia.