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Isosorbide mononitrate
Pronounced eye-so-SOR-bide mon-oh-NY-trate
Brand names: Imdur
Type: Nitrate (blood vessel relaxer) · All Heart & Blood Pressure Medicines
What Isosorbide mononitrate is used for
- Preventing chest pain (angina)
- Heart failure, in selected patients on specialist advice
Common side effects
- Headache
- Dizziness
- Flushing
- Nausea
Important cautions
- Must never be combined with erection medicines such as sildenafil — the combination can cause a dangerous drop in blood pressure
How it comes
Tablets, extended-release tablets. This guide lists forms only — it never lists strengths or doses.
Related medicines — Heart & Blood Pressure Medicines
Please note: This page is a patient-education summary, not medical advice, and it deliberately contains no doses. Medicines affect everyone differently — always follow your own prescription and talk to your doctor or pharmacist before starting, stopping or changing any medicine.