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    Nitroglycerin/Glyceryl Trinitrate

    Information about Nitroglycerin/Glyceryl Trinitrate

    Nitroglycerin/glyceryl trinitrate uses

    Nitroglycerin/Glyceryl Trinitrate is used in the treatment of chest pain (angina).

    How nitroglycerin/glyceryl trinitrate works

    Nitroglycerin/Glyceryl Trinitrate is a nitrate. It works by relaxing the blood vessels which decreases the oxygen demand of the heart and reduces its workload. It thus prevents/treats attacks of angina (chest pain).

    Common side effects of nitroglycerin/glyceryl trinitrate

    Headache, Lightheadedness
    Content Details
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    Reviewed By
    Dr. Shilpa Garcha
    MBBS, MD Pharmacology, Advanced PG Diploma in Clinical Research, Writing in Medical Sciences, Medical Writing
    Last updated on:
    25 Feb 2019 | 03:27 PM (IST)
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    Expert advice for Nitroglycerin/Glyceryl Trinitrate

    • You have been prescribed Nitroglycerin/Glyceryl Trinitrate for the prevention and treatment of heart-related chest pain (angina).
    • Eat healthy (low-fat, high-fibre, low-sodium diet), quit smoking, increase your physical activity, watch your weight, and reduce stress.
    • Nitroglycerin/Glyceryl Trinitrate may cause dizziness or sleepiness. Do not drive or do anything requiring concentration until you know how it affects you.
    • Do not consume alcohol while taking Nitroglycerin/Glyceryl Trinitrate as it may cause increased dizziness.
    • It may cause headaches which usually go away after a few days of continued treatment. Inform your doctor if it persists.
    • You may develop tolerance to Nitroglycerin/Glyceryl Trinitrate with time, meaning that the same dose may be less effective next time. Follow the prescribed dosing schedule to avoid this.

    Frequently asked questions for Nitroglycerin/Glyceryl Trinitrate

    Nitroglycerin/Glyceryl Trinitrate

    Q. What is Nitroglycerin/Glyceryl Trinitrate?

    Nitroglycerin/Glyceryl Trinitrate belongs to a group of medicines called nitrate vasodilators.

    Q. What does Nitroglycerin/Glyceryl Trinitrate treat?

    Nitroglycerin/Glyceryl Trinitrate is used to prevent or stop angina pectoris (chest pain caused due to blockage of blood vessels of the heart). It is also used to stop spasms in the blood vessels of the heart.

    Q. Is Nitroglycerin/Glyceryl Trinitrate a vasodilator?

    Nitroglycerin/Glyceryl Trinitrate belongs to a group of medicines called nitrate vasodilators. It works by relaxing the blood vessels of the heart, reducing the strain on the heart and making it easier to pump blood.

    Q. Is Nitroglycerin/Glyceryl Trinitrate harmful?

    Nitroglycerin/Glyceryl Trinitrate is safe if taken for prescribed duration in prescribed doses advised by your doctor.

    Q. Why does Nitroglycerin/Glyceryl Trinitrate cause a headache?

    Headache is a side effect of Nitroglycerin/Glyceryl Trinitrate. The headache could be due to the dilation of cerebral arteries (those arteries supplying different parts of the brain). It usually disappears within several days of continued treatment.

    Q. How does Nitroglycerin/Glyceryl Trinitrate relieve angina pectoris?

    Nitroglycerin/Glyceryl Trinitrate belongs to a group of medicines called nitrate vasodilators. It acts by the release of nitric oxide which causes the dilatation (widening) of the blood vessels and relaxes the the muscles. This reduces the strain on the heart by making it easier to pump blood. In this manner, Nitroglycerin/Glyceryl Trinitrate relieves pain in angina pectoris.

    Q. How does Nitroglycerin/Glyceryl Trinitrate reduce blood pressure?

    Nitroglycerin/Glyceryl Trinitrate reduces the blood pressure by dilating the blood vessels and decreasing the workload of the heart. However, it is not used for the treatment of high blood pressure.

    Content on this page was last updated on 25 February, 2019, by Dr. Varun Gupta (MD Pharmacology)