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Nitroglycerin transderm.
NITROGLYCERIN - TOPICAL

Important Note

The following information is intended to supplement, not substitute for, the expertise and judgment of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that use of the drug is safe, appropriate, or effective for you. Consult your healthcare professional before using this drug.

NITROGLYCERIN - TOPICAL

(nye-troh-GLISS-er-in)

COMMON BRAND NAME(S): Nitro-Bid, Nitrol

Uses

Nitroglycerin relaxes blood vessels allowing more blood to flow through and improving blood flow to the heart. Topical nitroglycerin is used to prevent angina (chest pain). This medication is NOT for treating an attack of chest pain that has already started.

How To Use

The ointment is for topical use and comes with applicators to allow for measuring each dose. Spread the prescribed amount in a thin, even layer on the chest, arm or thigh. Do not rub the ointment into the skin. Apply a covering over the ointment only if directed to do so by your doctor. Use rubber gloves or wash hands immediately after applying as the drug is readily absorbed through skin. To prevent skin irritation, do not apply in the same place each day. Do not stop using this drug suddenly without consulting your doctor. Some conditions may worsen when the medication is suddenly stopped. Your dose may need to be gradually decreased.

Side Effects

Headache, dizziness, flushing, rapid heartbeat or restlessness may occur as your body adjusts to the medication. If they persist or become bothersome, inform your doctor. Headache is often a sign the medication is working. Treat headaches with an aspirin or non-aspirin pain reliever as recommended by your doctor. If the headaches continue or become severe, notify your doctor. To prevent dizziness and lightheadedness when rising from a seated or lying position, get up slowly. Notify your doctor if you experience: blurred vision, dry mouth, skin rash, nausea. In the unlikely event you have an allergic reaction to this drug, seek medical attention immediately. Symptoms of an allergic reaction include: rash, itching, swelling, dizziness, trouble breathing. If you notice other effects not listed above, contact your doctor or pharmacist.

Precautions

Before using this medication tell your doctor your medical history especially of: heart problems, head injury or surgery, glaucoma, thyroid conditions, anemia, alcohol usage, drug allergies. Use caution engaging in activities that require alertness or in operating machinery if this medication makes you dizzy or drowsy. Alcoholic beverages may increase the risk of fainting or of experiencing dizziness. This medication should be used during pregnancy only if clearly needed. Discuss the risks and benefits with your doctor. It is not known if this drug is excreted into breast milk. Consult your doctor before breast-feeding.

Drug Interactions

Tell your doctor of all medications you may use including prescription and nonprescription drugs, especially of: drugs for high blood pressure, certain migraine drugs (ergot alkaloids), sildenafil, high doses of aspirin. Do not start or stop any medicine without doctor or pharmacist approval.

Overdose

If overdose is suspected, wipe off this medicine. Contact your local poison control center or emergency room immediately. Symptoms of overdose may include a persistent, throbbing headache; dizziness; confusion; weakness; sweating; changes in heart rate; changes in vision; flushing; nausea; and vomiting.

Notes

Some persons may develop a tolerance to the effects of this medication over time. Notify your doctor if the medication appears to be losing its effectiveness or if the chest pain continues while taking this drug.

Missed Dose

If you miss a dose, use it as soon as remembered; do not use if it is almost time for the next dose, instead, skip the missed dose and resume your usual dosing schedule. Do not "double-up" the dose to catch up.

Storage

Store at room temperature away from sunlight. Avoid freezing.

Medical Alert

Your condition can cause complications in a medical emergency. For enrollment information call MedicAlert at 1-800-854-1166 (USA), or 1-800-668-1507 (Canada).