Background: Multiple agents are used for laparoscopic cholecystectomy since laparoscopic cholecystectomy is routinely performed surgery and desirable to have a stable intraoperative hemodynamic status by avoiding hypotension, hypertension or tachycardia. The search for ideal agent is still ongoing, alpha -2 adrenergic agonist have created interest in manner. So, the present study was conducted to compare the beneficial effect of clonidine and dexmedetomidine during laparoscopic cholecystectomy in maintain perioperative cardiovascular stability.