Isosorbide (Imdur) is a vasodilator.

Take Isosorbide (Imdur) exactly as directed.

SIDE EFFECTS, that may go away during treatment, include :

headache
dizziness
nausea

If they worsen, continue, or are bothersome, check with your doctor. If you notice other effects not listed above, contact your doctor, nurse, or pharmacist.

Tell your health care provider if you are taking any other medicines, especially any of the following:

Calcium channel blockers (eg, diltiazem, verapamil) or phosphodiesterase type 5 inhibitors (eg, sildenafil, tadalafil , vardenafil) because the risk of severe low blood pressure may be increased

This may not be a complete list of all interactions that may occur. Ask your health care provider if Isosorbide (Imdur) may interact with other medicines that you take.

If overdose is suspected, contact your local poison control center or emergency room immediately.

Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:

if you are pregnant, planning to become pregnant, or are breast-feeding

if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement

if you have allergies to medicines, foods, or other substances

if you have heart problems, low blood pressure, blood problems, dehydration, bleeding the brain, an overactive thyroid, or have had a recent head injury

Do not take a double dose to make up for a missed one.

Isosorbide (Imdur) is used to prevent or treat angina.

Isosorbide (Imdur) is sometimes prescribed for other uses; ask your doctor or pharmacist for more information.

Store it at room temperature and away from excess heat and moisture.

Do not drink alcohol while you are using Isosorbide (Imdur).

Isosorbide (Imdur) should not be used to stop an attack of angina; it is intended only for prevention of an attack.

If you have any questions about Isosorbide (Imdur), please talk with your doctor, pharmacist, or other health care provider.