A member asked:

Why does a doctor give nitroglycerin for a patient with high blood pressure?

4 doctors weighed in across 2 answers

Dilation of vessels: Nitroglycerin is only used in emergency situations, it works by causing dilation of blood vessels, which will then help to lower blood pressure. This also may cause a patient to get a headache as Nitroglycerin causes widespread dilation of blood vessels including blood vessels in the brain.

Answered 6/30/2014

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It works: Nitroglycerin will dilate blood vessels and will lower blood pressure and can work quite quickly.

Answered 5/18/2019

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Related Questions

A member asked:

Does nitroglycerin lower your blood pressure?

A doctor has provided 1 answer