Comparing Efficacy Of Perineural Versus Intravenous Dexmedetomidine as an Adjuvant to 0.5 % Levobupivacaine in ultrasound guided Supraclavicular Brachial Plexus Block in Upper Limb Surgeries in Department of Anaesthesia at SMS Hospital ,Jaipur

In this study we plan to study and draw comparison of effect of dexmedetomidine when given near nerves versus when given intravenous.

The study will be conducted in following two groups of patients. Study will consist of 100 patients. GROUP A  50 patients will receive Perineural 25ml 0.5% Levobupivacaine plus 1mcg/kg Dexmedetomidine diluted in 2ml NS for ultrasound guided supraclavicular brachial plexus block. along with IV 50 ml Normal saline administered as infusion over 10 minutes.  GROUP B 50 patients will receive  Perineural: 25ml 0.5% Levobupivacaine plus 2ml NS for ultrasound guided supraclavicular brachial plexus block  IV 1 μg/kg-1 dexmedetomidine in 50 mL of normal saline administered as infusion over 10 minutes