Dexmedetomidine-bupivacaine versus Ketamine-bupivacaine for Ultrasoundguided Axillary Brachial Plexus Block in Forearm and Hand Surgeries: A Tripleblind Randomised Clinical Study
Introduction: Single-injection ultrasound-guided axillary brachial plexus block provides effective anaesthesia for forearm and hand surgery, but analgesia is limited by local anaesthetic duration. Dexmedetomidine and ketamine are used as adjuvants, though their comparative axillary-block efficacy remains inadequately d...