All of the following are used for hypeensive emergencies, Except:

Answer is D (Clonidine) Clonidine is a central Alfa-agonist that is recommended for the management of severe hypeension, that is not accompanied by evidence of end organ damage. However clonidine is not recommended for true hypeensive emergencies (crisis) where the goal is to reduce the blood pressure within minutes (preferably in less than one hour) Fenoldapam, Nitroglycerine and Nitroprusside may all be used intravenously for rapid reduction of Blood Pressure in patients with true Hypeensive emergencies.