on heart rate and blood pressure following laryngoscopy and intubation. AANA J 2000; 68: 437-442. 3. Kovac AL, Bennets PS, Ohara S, LaGreca BA, Khan JA, Calkins JW. Effect of esmolol on hemodynamics and intraocular pressure response to succinylcholine and intubation following low-dose alfentanil premedication. J Clin Anesth 1992; 4: 315-320. 4. Jaakola ML, Ali-Melkkila T, Kanto J, Kallio A, Scheinin H, Scheinin M. Dexmedetomidine reduces intraocular pressure, intubation responses and anaesthetic requirements in patients undergoing ophthalmic surgery. Br J Anaesth 1992; 68: 570-575. 5. Dutta S, Karol MD, Cohen T, Jones RM, Mant T. Effect of dexmedetomidine on propofol requirements in healthy subjects. J Pharm Sci 2001; 90: 172-181. 6. Peden CJ, Cloote AH, Stratford N, Prys-Roberts C. The effect of intravenous dexmedetomidine premedication on the dose requirement of propofol to induce loss of consciousness in patients receiving alfentanil. Anaesthesia 2001; 56: 408-413.