JPMA. The Journal of the Pakistan Medical Association
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Randomized Controlled Trial Comparative Study
Comparison of intrathecal fentanyl and buprenorphine in urological surgery.
To evaluate and compare the characteristics of spinal block, its postoperative analgesic effects and side effects using intrathecal bupivacaine and its combination with fentanyl or buprenorphine in elderly patients undergoing urological surgery. ⋯ Buprenorphine 30g in combination with bupivacaine 0.75% 2 ml provided analgesia of comparable clinical onset and longer duration but was associated with a clinically increased incidence of nausea and vomiting in elderly patients.