This study will randomize patients to either standard pain control protocols or parasternal blocks after coronary artery bypass grafting-only surgery. This study will specifically examine the effectiveness and duration of analgesia of parasternal blocks with local anesthetic adjuncts, Dexamethasone 10mg and Dexmedetomidine 50mcg, added to the local anesthetic mixture
This is a randomized, double-blind, controlled clinical trial is to evaluate the duration of efficacy of parasternal blocks with the use of local anesthetic adjuncts for analgesia after coronary artery bypass grafting surgery.