Nitroglycerin prevents and treats chest pain by relaxing your blood vessels. You should take this medication at the first sign of chest pain or tightness.

Aug 11, 2025 · Nitroglycerin is used to treat or prevent angina attacks, treat high blood pressure during surgery or to control congestive heart failure after a heart attack, or to treat moderate to …

Nov 1, 2025 · Nitroglycerin belongs to the group of medicines called nitrates. It works by relaxing the blood vessels and increasing the supply of blood and oxygen to the heart while reducing …

Jul 28, 2021 · What is nitroglycerin, and how does it work? Nitroglycerin is a medication that treats angina and anal fissures. It works by promoting blood flow. The body breaks nitroglycerin …

Aug 1, 2024 · Doctors usually prescribe nitroglycerin for angina pectoris, which often is called just "angina." It’s sudden heart -related chest pain. It happens because something prevents the …

Nitroglycerin, also known as glyceryl trinitrate (GTN), is a vasodilator used for heart failure, high blood pressure, anal fissures, painful periods, and to treat and prevent chest pain caused by …

In patients with angina, nitroglycerin preferentially dilates blood vessels that supply the areas of the heart where there is not enough blood flow and oxygen thereby delivering oxygen to the …

What does this medication do? Nitrates can be used to prevent chest pain (angina), limit the number of angina attacks that you have, relieve the pain of a current attack, or treat the …

Nitroglycerin is in a class of medications called vasodilators. It works by relaxing the blood vessels so the heart does not need to work as hard and therefore does not need as much oxygen.

Oct 2, 2024 · Nitroglycerin relaxes the blood vessels and increases the supply of oxygen and blood to the heart. Chest pain may occur when your heart does not get enough oxygen and …