Imdur (Isosorbide Mononitrate) Side Effects, Before Taking & More

Imdur (isosorbide mononitrate) belongs to a group of drugs called nitrates. Isosorbide mononitrate dilates (widens) blood vessels, making it easier for blood to flow through them and easier for the heart to pump.


Imdur is used to prevent angina attacks (chest pain). Imdur will not treat an angina attack that has already begun.

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