All of the following drugs reduce afterload except: (A) Enalapril, (B) Propanonol, (C) Hydralazine, (D) Sodium nitroprusside
Answer is B. Ref-KDT 6/e p504 Afterload is reduce after the drug having Aeriolar delating propey.propananol is a non selective Beta blocker.it can cause vasoconstriction by antanagolizing beta2 mediated vasodilation.it,do not decreases afterload