Podiatry and Medical - Set 1

Answer − D − Sodium nitroprusside has all of the following actions except duration of action of 1 to 2 hours. Nitroprusside has a rapid onset and short duration of action (plasma half-life of 3 to 4 minutes). It causes both arterial and venous smooth muscles to dilate and decreases preload and afterload, resulting in decreased myocardial oxygen demand.