Alpha-2 agonists: Difference between revisions

Revision as of 20:05, 29 September 2016

Central alpha agonists lower blood pressure by stimulating alpha-receptors in the brain which open peripheral arteries easing blood flow. T

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 ==Background==
-Central alpha agonists lower blood pressure by stimulating alpha-receptors in the brain which open peripheral arteries easing blood flow. These [[Alpha-2 adrenergic receptor|alpha 2 receptors]] are known as [[autoreceptors]] which provide a negative feedback in neurotransmission (in this case, the vasoconstriction effects of adrenaline).
+*Central alpha agonists lower blood pressure by stimulating alpha-receptors in the brain which open peripheral arteries easing blood flow. T
-Central alpha agonists, such as clonidine, are usually prescribed when all other anti-hypertensive medications have failed. For treating hypertension, these drugs are usually administered in combination with a diuretic.
 ==Medications==