* If you experience any of the following serious side effects, stop taking Imdur and seek emergency medical attention:
o an allergic reaction (difficulty breathing; closing of your throat; swelling of your lips, tongue, or face; or hives);
o blurred vision or dry mouth; or
o irregular heartbeat;
o fainting.
* Other, less serious side effects may be more likely to occur. Continue to take Imdur and talk to your doctor if you experience
o headache or dizziness,
o flushing (redness of the face, neck, and chest),
o nausea or vomiting,
o a fast heartbeat,
o swollen ankles, or
o weakness.
* Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.
Imdur (Isosorbide Mononitrate)
