Dilates arteries: nitroglycerin is a vasoactive agent that causes the arteries of the heart to widen, this increases blood flow to and throughout the heart. This results in decreased pain, if a patient is having chest pain from narrowing of the arteries from cardiovascular risk factors. it also is a hypertensive agent as it decreases the blood pressure which may help decrease cardiac demand and chest pain.
Answered 2/4/2018
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