Intraoperative Dexmedetomidine and Coronary Artery Bypass Graft Surgery

Dexmedetomidine solution will be prepared by diluting one ampoule of dexmedetomidine (200µg/2ml) with 48 ml of saline solution to obtain a dexmedetomidine solution of 4µg/ml. Patients from the experimental group will receive a continuous infusion of dexmedetomidine at a dose of 0.5 µg/kg/h, until the end of the operation.