Generic Name: Nitroglycerin

  • What is this medication and its most common uses?

    Nitro-Dur is a topical medicine (applied directly on the skin) used to prevent chest pain associated with coronary artery disease (narrowing of the small blood vessels that supply blood and oxygen to the heart). Nitro-Dur is available as a patch.

  • What should I know when beginning and continuing on this medication?

    How does this medication work?

    Nitro-Dur works by relaxing the blood vessels in your muscles, including your heart.

    What are the beneficial effects of this medication and when should I begin to have results?

    What: Nitro-Dur may help relieve your chest pain.

    When: Everyone responds differently to treatment, so try to be patient and follow your healthcare provider's directions. It is important that you use Nitro-Dur exactly as your healthcare provider has prescribed.

    How do I know it is working?

    You may feel an improvement in your chest pain after you start using Nitro-Dur. This is a good indicator that the medicine is working. Your healthcare provider may ask you questions to assess how well your symptoms are controlled.

  • What are the possible side effects of this medication?

    The following is not a full list of side effects. Side effects cannot be anticipated. If any develop or change in intensity, tell your healthcare provider as soon as possible. Only your healthcare provider can determine if it is safe for you to continue taking this medication.

    More common side effects may include: headache.

    Less common side effects may include:

    Severe low blood pressure, especially if you also take a medicine called sildenafil.

    Nitro-Dur may cause lightheadedness, slow heart rate, or increased chest pain.

  • Who should not take this medication?

    Do not apply Nitro-Dur if you are allergic to it or any of its ingredients.

  • What should I tell my healthcare provider before I take the first dose of this medication?

    Tell your healthcare provider about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Nitro-Dur. Also, talk to your healthcare provider about your complete medical history, especially if you have low blood pressure or heart problems (such as heart failure or a recent heart attack).

  • What is the usual dosage?

    The information below is based on the dosage guidelines your healthcare provider uses. Depending on your condition and medical history, your healthcare provider may prescribe a different regimen. Do not change the dosage or stop taking your medication without your healthcare provider's approval.

    Adults: Your healthcare provider will prescribe the appropriate dose for you.

    If you are elderly, your healthcare provider may adjust your dose appropriately.

  • How should I take this medication?

    Apply Nitro-Dur exactly as prescribed by your healthcare provider. Do not change your dose or stop using Nitro-Dur without first talking to your healthcare provider.

    Apply 1 patch for 12 to 14 hours, followed by a period of 10 to 12 hours without the patch each day.

    Please review the instructions that came with your prescription on how to properly apply Nitro-Dur.

  • What should I avoid while taking this medication?

    Do not apply Nitro-Dur below the knee or elbow, on skin folds, scars, or burned or irritated areas.

  • What are the possible food and drug interactions associated with this medication?

    If Nitro-Dur is used with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your healthcare provider before combining Nitro-Dur with alcohol.

  • May I receive this medication if I am pregnant or breastfeeding?

    The effects of Nitro-Dur during pregnancy and breastfeeding are unknown. Tell your healthcare provider immediately if you are pregnant, plan to become pregnant, or are breastfeeding.

  • What should I do if I miss a dose of this medication?

    It is important that you do not miss a day of your Nitro-Dur treatment. If you miss a dose of Nitro-Dur, apply it as soon as you remember. However, if it is almost time for your next dose, skip the one you missed and return to your regular dosing schedule. Do not apply two patches at once.

  • How should I store this medication?

    Store at room temperature. Do not refrigerate.