<prompt> All of the following drugs reduce afterload ,exceptEnalaprilPropranololHydralizineSodium nitroprusside  <response>: Afterload is reduced by the drugs having aeriolar dialting propey. Propranolol is a non selective beta blockers. It can cause Vasoconstriction by antagonizing beta 2 mediated vasodilatation. It, therfore do not cause afterload Refer kDT 6e 504 