Tramadol sparing effect of dexmedetomidine as an adjuvant with lignocaine in preoperative stellate ganglion block for postoperative pain relief following upper limb surgeries

摘要

Background:Recent literature has established the role of stellate ganglion block (SGB) for management of acute postoperative pain. The effects of dexmedetomidine as an adjuvant to lignocaine in a preoperative SGB for postoperative pain relief have not been evaluated so far.