Effect of Dexmedetomidine on Hemodynamic Response to Endotracheal Intubation in Hypertensive Patients

In this study, the intervention involve administrating 0.5 mcg/kg of Inj dexmedetomidine intravenously over 10 min to patients in intervention group/group D 2 minutes prior to Endotracheal intubation using laryngoscopy aiming to asses its efficacy in attenuating the pressor response to laryngoscopy.

The Placebo group / group C will be administer Normal Saline without any active medication over 10 min to patients, 2 minutes prior to Endotracheal intubation using laryngoscopy to compare its effect to those of Dexmedetomidine in attenuating the pressor response to laryngoscopy.