Monit 20 (Isosorbide Mononitrate Tablet) 20mg

Monit 20 is a prescription medication containing isosorbide mononitrate, a nitrate used to prevent chest pain (angina) in patients with coronary artery disease. This 20mg tablet form is designed for daily use to reduce angina episodes. Always follow healthcare provider instructions when using nitrate medications.

Strength

20mg

Pack Size

300s

Storage

Ambient

Manufacturer / TM Owner

Intas Pharmaceuticals Ltd

Select Quantity

Pack/s

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Indications & Clinical Uses

Isosorbide mononitrate, the active ingredient in Monit 20, is primarily used to prevent chest pain caused by angina pectoris. It belongs to a class of drugs called nitrates, which work by relaxing and widening blood vessels to improve blood flow to the heart. This helps reduce the frequency and severity of angina attacks in people with coronary artery disease. It is not intended for immediate relief of chest pain.

Side Effects

Monit 20 works by dilating blood vessels, which can lead to a reduction in blood pressure and improved oxygen supply to the heart muscle. Users may notice a decrease in the frequency of angina episodes over time. Some people experience mild side effects such as headache, dizziness, or lightheadedness, especially when first starting the medication. These effects are usually temporary as the body adjusts to the treatment.

Precautions & Warnings

Store Monit 20 at room temperature away from moisture and heat. Keep the medication in its original packaging until ready to use. Do not crush, chew, or break the tablets, as this can affect how the medication is absorbed. If you experience severe dizziness or fainting, contact a healthcare provider immediately. Always inform your doctor about any other medications or supplements you are taking.

Avoid Interactions

Isosorbide mononitrate may interact with other medications that lower blood pressure, such as alpha-blockers or calcium channel blockers. Combining it with erectile dysfunction drugs like sildenafil or tadalafil can cause a significant drop in blood pressure. Alcohol may also enhance the blood-pressure-lowering effects of this medication. Always consult a healthcare provider before combining nitrates with other substances.

Frequently Asked Questions

Monit 20 is used to prevent chest pain (angina) in people with coronary artery disease by improving blood flow to the heart.

Take Monit 20 exactly as prescribed by your doctor, usually once or twice daily with a full glass of water.

Alcohol may increase the risk of side effects like dizziness or low blood pressure when taken with Monit 20.

Common side effects include headache, dizziness, and lightheadedness, especially when starting the medication.

Consult your doctor before taking Monit 20 if you have low blood pressure, recent heart attack, or other heart conditions.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated: 29 Jul 2026

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