Antihypertensive and Hypotensive Drugs

A plethora of substances are normally employed to lower the blood pressure, though their efiect may be transient. A few of them are used for their hypotensive action. An arbitrary definition of normal adult blood pressme afforded by the World Health Organization (WHO)- is a systolic pressnre eqnal to or below 140 mm Hg together with a diastolic pressnre equal to or below 90 mm Hg.  

In fact, there are several glaring evidenees available today that may attribute to certain types of hypertension previously known as diastolic or essential hypertension, for instanees  

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The mechanism of action of certain seleeted antihypertensive and hypotensive drugs shall be diseussed in the section that follows ... 

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