a comparison of haemodynamic stability with respect to arterial pressure , heart rate and cardiac output between six commonly used anaesthetic techniques : fentanyl ( fe ) , halothane ( hal ) , morphine ( mo ) , fentanyl/droperidol ( nla ) , and thiopentone ( two dose levels : pe 3 and pe 6 ) , all supplemented with nitrous oxide , was performed during induction of anaesthesia and sternotomy in 47 patients with good left ventricular function and maintained beta-blockers undergoing coronary bypass surgery .
C0015846
fentanyl
C0117480
fentanyl/droperidol