What Is Isosorb Mono ER For?


Quick Answer

Isosorb Mono ER, also called isosorbide mononitrate, is a nitrate used to prevent angina, or chest pain, according to Drugs.com. It works by dilating blood vessels, increasing blood flow and the pumping ability of the heart. The drug is not used to treat angina once an attack has begun.

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Full Answer

Individuals who take erectile dysfunction medications should not take Isosorb Mono ER, as life threatening side effects may occur, cautions Drugs.com. Those who have congestive heart failure, low blood pressure or kidney disease should use this medication with care.

Common side effects include flushing and headache, which may be severe, notes Drugs.com. The headaches may be especially bad at the start of therapy, becoming less severe over time. Serious side effects include lightheadedness, heart palipatations, an exceptionally fast or slow heart rate, and worsening chest pain.

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