Our Health Library information does not replace the advice of a doctor. Please be advised that this information is made available to assist our patients to learn more about their health. Our providers may not see and/or treat all topics found herein.

Nitroglycerin Sublingual Tablet (NITROGLYCERIN - SUBLINGUAL)

This medicine is used for the following purposes:

  • angina
  • heart attack

Brand Name(s): Nitrostat

Generic Name: Nitroglycerin SL

Instructions

Place the pill under the tongue and let it dissolve.

Keep the medicine in its original container.

Use 1 tablet 5-10 minutes before activity to try to prevent chest pain.

Keep this medicine at room temperature. Protect from moisture and high humidity.

Keep the medicine away from heat and light.

Drug interactions can change how medicines work or increase risk for side effects. Tell your health care providers about all medicines taken. Include prescription and over-the-counter medicines, vitamins, and herbal medicines. Speak with your doctor or pharmacist before starting or stopping any medicine.

Tell your doctor if symptoms do not get better or if they get worse.

Cautions

Tell your doctor and pharmacist if you ever had an allergic reaction to a medicine.

Do not use the medication any more than instructed.

Your ability to stay alert or to react quickly may be impaired by this medicine. Do not drive or operate machinery until you know how this medicine will affect you.

It is unknown if this medicine passes into breast milk. Ask your doctor before breastfeeding.

During pregnancy, this medicine should be used only when clearly needed. Talk to your doctor about the risks and benefits.

Do not take this medicine with other medicines called PDE5 inhibitors (Viagra, Levitra, Cialis). Your doctor will let you know if it is safe for you to do so.

Do not share this medicine with anyone who has not been prescribed this medicine.

Side Effects

The following is a list of some common side effects from this medicine. Please speak with your doctor about what you should do if you experience these or other side effects.

  • dizziness
  • feeling of heat or flushing
  • headaches
  • low blood pressure
  • nausea

Call your doctor or get medical help right away if you notice any of these more serious side effects:

  • fainting
  • rapid heartbeat

A few people may have an allergic reaction to this medicine. Symptoms can include difficulty breathing, skin rash, itching, swelling, or severe dizziness. If you notice any of these symptoms, seek medical help quickly.

Please speak with your doctor, nurse, or pharmacist if you have any questions about this medicine.