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Nitroglycerin oral/sublingual
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Nitroglycerin (oral/sublingual)

Generic name: nitroglycerin (oral/sublingual) [ NYE-troe-GLI-ser-in ]
Brand names: GoNitro, Nitrolingual, Nitromist, Nitrostat, Nitro-Time
Dosage forms: oral capsule, extended release (2.5 mg; 6.5 mg; 9 mg); sublingual powder (400 mcg); sublingual spray (0.4 mg); sublingual tablet (0.3 mg; 0.4 mg; 0.6 mg)
Drug classes:Antianginal agents, Vasodilators

Medically reviewed by Drugs.com on Jun 4, 2021. Written by Cerner Multum.

What is nitroglycerin?

Nitroglycerin is used to treat or prevent attacks of chest pain (angina).

Nitroglycerin may also be used for purposes not listed in this medication guide.

Warnings

Get emergency medical help if you still have chest pain after using a total of 3 doses in 15 minutes, or if you have chest pain that seems unusual.

Before taking this medicine

You may not be able to use nitroglycerin if you have:

  • severe anemia (low red blood cells);

  • increased pressure inside the skull;

  • circulation problems or shock (pale or clammy skin, cold sweat, numbness or tingling, fast or irregular heartbeats, or feeling like you might pass out); or

  • if you also take riociguat or vericiguat.

Do not use erectile dysfunction medicine (such as Viagra, Cialis, or Levitra) or you could have a sudden and serious decrease in blood pressure.

Tell your doctor if you have ever had: