Which IV anesthetic not cause cardiac depression?: (A) Etomidate, (B) Propofol, (C) Methohexital, (D) Thiopentone
Answer is A. Etomidate:- Preferred inducing agent in cardiovascular surgery Major disadvantage is adrenal suppression Thiopental:- Ultrasho acting barbiturate with high lipid solubility. Potent anaesthetic but weak analgesic. Methohexital & Thiopental - Histamine release