Fentanyl Versus Dexmedetomidine as an Adjuvant to Bupivacaine in Spinal Anesthesia ; Peritoneal Symptomatic Effects

Compare between the efficacy of dexmedetomidine and fentanyl as adjuvants on decreasing the intraoperative peritoneal symptoms such as abdominal discomfort or visceral pain, nausea and vomiting, vagal symptoms like bradycardia and hypotension during appendectomy.

Compare between the efficacy of dexmedetomidine and fentanyl as adjuvants on decreasing the intraoperative peritoneal symptoms such as abdominal discomfort or visceral pain, nausea and vomiting, vagal symptoms like bradycardia and hypotension during appendectomy.