Indications for Isosorbide mononitrate extended-release:

Prevention of angina. Not for acute attacks.

Adult Dosage:

Do not crush or chew. Take with fluid. Initially 30–60mg once daily in the AM. May increase to 120mg once daily; usual max 240mg once daily.

Children Dosage:

Not recommended.

Isosorbide mononitrate extended-release Contraindications:

Concomitant sildenafil.

Isosorbide mononitrate extended-release Warnings/Precautions:

Acute MI. CHF. Hypotension. Volume depletion. Hypertrophic cardiomyopathy. Monitor for tolerance. Pregnancy (Cat.B). Nursing mothers.

Isosorbide mononitrate extended-release Classification:


Isosorbide mononitrate extended-release Interactions:

See Contraindications. Severe hypotension with sildenafil. Orthostatic hypotension with alcohol, calcium channel blockers.

Adverse Reactions:

Headache, dizziness, hypotension.


Formerly known under the brand name Imdur.

How Supplied:

Contact supplier.