Monorem (Isosorbide Mononitrate)

Isosorbide mononitrate, the active ingredient in Monorem, is a nitrate vasodilator presented as an oral dosage form for systemic use. It is employed to prevent angina pectoris episodes and may be used in the management of chronic heart failure in appropriate patients.

GNH USA supplies Monorem as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide. The company adheres to global quality standards and provides regulatory documentation for import and distribution. Our logistics network ensures timely delivery across EU, Asia, Africa and the Americas.

Isosorbide mononitrate is used in the nitrate vasodilator class to treat conditions related to myocardial oxygen demand.

- Angina pectoris: reduces frequency of chest pain episodes by decreasing myocardial oxygen demand. - Chronic stable angina: improves exercise tolerance and delays onset of symptoms. - Chronic heart failure (off‑label in some regions): may alleviate symptoms of congestion and improve functional capacity.

Isosorbide mononitrate may cause a range of adverse reactions, varying from mild to serious.

Common Side Effects: - Headache - Dizziness - Flushing - Nausea

Serious or Rare Side Effects: - Severe hypotension - Syncope - Severe allergic reaction (e.g., rash, angioedema)

When prescribing isosorbide mononitrate, clinicians should observe several safety considerations. - Blood pressure assessment: measure baseline systolic and diastolic values before initiation. - Concomitant nitrates: avoid using with other nitrate preparations to prevent additive hypotension. - PDE‑5 inhibitors: do not combine with sildenafil, tadalafil or similar agents. - Renal impairment: adjust therapy in patients with severe renal dysfunction. - Patient counseling: advise on rising slowly from sitting to reduce orthostatic dizziness. - Store at below 25°C: keep in the original pack, protect from moisture.

Isosorbide mononitrate interacts with several drug classes; awareness of these interactions helps prevent adverse events.

Major Interactions (Avoid): - Other nitrates (e.g., nitroglycerin): additive vasodilatory effect leading to profound hypotension. - Phosphodiesterase‑5 inhibitors (sildenafil, tadalafil): risk of severe blood pressure drop. - Potent antihypertensives (e.g., hydralazine) used together: may cause excessive hypotension.

Moderate Interactions (Monitor Closely): - Alcohol: can enhance vasodilatory response and dizziness. - Diuretics: may increase risk of volume depletion and low blood pressure. - Other antihypertensive agents (beta‑blockers, ACE inhibitors): require blood pressure monitoring.