Comparison of effectiveness of ultrasound guided single injection infraclavicular brachial plexus block using bupivacaine alone with bupivacaine combined with dexmedetomidine for pain control in upper limb surgeries.

This is a prospective randomised double-blind study comparing the effectiveness of ultrasound guided infraclavicular brachial plexus block using bupivacaine alone with bupivacaine combined with dexmedetomidine in patients undergoing upper limb surgries. It wil be conducted in a total of 50 patients, 25 in each group, in all the hospitals attached to Bangalore Medical College and Research Institute. Primary outcome is to measure the onset and duration of sensory and motor blockade and secondary outcome is duration of analgesia and sedation score including postoperative period.