Abvida 50MG Tab
Abbott Healthcare Pvt Ltd - Tablet - 50 mg - 15 S
Prescription required
Isosorbide Mononitrate (20mg)
Ismo 20 mg Tablet is used for treatment of Angina (heart-related chest pain).
Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated August 2026
Medicines with the same active ingredient and strength as Ismo 20 mg Tablet.
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Ismo 20 mg Tablet
tablet - 20 mg - 30 S
₹139
₹4.62 per tablet
LUPIN LAB · tablet - 20 mg - 10 S
₹32
₹3.25 per tablet
A substitute contains the same active ingredient (salt), in the same strength, as Ismo 20 mg Tablet. The medicine inside is the same — the brand name, manufacturer and price are what differ.
All medicines sold in India, branded or generic, must meet the quality standards set by the national drug regulator (CDSCO). A lower price does not mean lower quality.
Please confirm with your doctor or pharmacist before switching brands — they will check that the strength and form match your prescription.
Ismo 20 mg Tablet contains Isosorbide Mononitrate (20mg).
Treatment of Angina (heart-related chest pain)
Ismo 20 Tablet is a nitrate. It reduces the workload of the heart. As a result, the heart muscle does not need as much blood and oxygen supply.
Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Ismo 20 Tablet may be taken with or without food.
Take it exactly as your doctor prescribed. Do not change the dose or stop early on your own.
If you miss a dose of Ismo 20 Tablet, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.
Taking more Ismo than prescribed can be harmful. If you suspect an overdose, contact a doctor or go to the nearest emergency department at once, and carry the pack or strip with you. In India the emergency number is 112.
Most side effects of Ismo are mild and settle as the body adjusts. Reported side effects include:
Stop the medicine and seek help immediately for a rash, swelling of the face or lips, wheezing or difficulty breathing. Tell your doctor about any side effect that persists or worries you.
| Pregnancy | Ismo 20 Tablet may be unsafe to use during pregnancy.<br>Animal studies have shown adverse effects on the foetus, however, there are limited human studies. The benefits from use in pregnant women may be acceptable despite the risk. Please consult your doctor. |
|---|---|
| Breastfeeding | Ismo 20 Tablet is probably safe to use during lactation. Limited human data suggests that the drug does not represent a significant risk to the baby. |
| Alcohol | Interaction with alcohol is unknown. Please consult your doctor. |
| Driving | Driving UNSAFE |
| Kidney | Ismo 20 Tablet is safe to use in patients with kidney disease. No dose adjustment of Ismo 20 Tablet is recommended.<br>However, talk to your doctor if you have any underlying kidney disease. |
| Liver | Ismo 20 Tablet is probably safe to use in patients with liver disease. Limited data available suggests that dose adjustment of Ismo 20 Tablet may not be needed in these patients. Please consult your doctor. |
| Habit forming | No |
Tell your doctor or pharmacist about every medicine you take, including over-the-counter products, vitamins and herbal or ayurvedic preparations, before starting Ismo. Some combinations can change how Ismo works or raise the chance of side effects.
Store Ismo below 30°C in a cool, dry place away from direct sunlight and moisture. Keep the pack tightly closed and out of the reach of children. Do not use it after the expiry date printed on the pack.
Take Ismo 20 Tablet exactly as prescribed and at the same time each day to maintain its effectiveness and reduce tolerance. Ismo 20 Tablet may cause dizziness or light-headedness, so avoid driving or operating machinery until you know how it affects you. Stand up slowly from sitting or lying positions, as this medicine may cause a drop in blood pressure and dizziness. Avoid alcohol while taking Ismo 20 Tablet, as it may increase dizziness or light-headedness. Headache is a common side effect when starting Ismo 20 Tablet, and it usually improves with continued use; inform your doctor if it becomes severe or persistent. Do not take medicines for erectile dysfunction (such as sildenafil or tadalafil) while using Ismo 20 Tablet, as this combination can cause a dangerous drop in blood pressure. Ismo 20 Tablet is usually used to prevent angina attacks and not for immediate relief; seek urgent medical attention if you develop sudden or severe chest pain. Follow the prescribed dosing schedule carefully, as tolerance to nitrates may develop if dosing instructions are not followed properly. Maintain heart-healthy lifestyle habits, such as a balanced diet, regular physical activity, weight control, stress reduction, and avoiding smoking. Consult your doctor if you experience severe weakness, fainting, confusion, or persistent symptoms while taking Ismo 20 Tablet.
Medicines with the same active ingredient (Isosorbide Mononitrate (20mg)). Ask your doctor or pharmacist before switching brands.
| Medicine | Pack | Price | vs Ismo 20 mg Tablet |
|---|---|---|---|
| Isonorm 20 mg TabletLUPIN LAB | tablet · 10`S | ₹32 | 77% cheaper |
Abbott Healthcare Pvt Ltd - Tablet - 50 mg - 15 S
Prescription required
Abbott Healthcare Pvt Ltd - Tablet - 10 mg - 10 S
Prescription required
Abbott Healthcare Pvt Ltd - Tablet - 15 S
Prescription required

Abbott Healthcare Pvt Ltd - Tablet - 15 S
Prescription required

Abbott Healthcare Pvt Ltd - Tablet - 10 S
Prescription required
Abbott Healthcare Pvt Ltd - Tablet - 10 S

Abbott Healthcare Pvt Ltd - Tablet - 30 Tablet
Prescription required

Abbott Healthcare Pvt Ltd - Tablet - 30 S
Prescription required

Zydus Healthcare Pharma - Tablet - 14 Tablet
Prescription required

Shrrishti Healthcare Products(I) Pvt Ltd - 10 S
Prescription required

Sun Pharma - Tablet - 40 mg - 10 S
Prescription required

IPCA Laboratories Ltd - Tablet - 1.25 mg - 10 S
Prescription required

Mankind (Pharma) - Tablet - 10 S
Prescription required
Ajanta Pharma - Tablet - 20 S
Prescription required

Sun Pharma - Capsule - 15 Capsules
Prescription required
Intas Pharmaceuticals Ltd - Tablet - 10 mg - 10 S
Prescription required

Macleods Pharmaceuticals Pvt Ltd - 10 S
Prescription required
Available in store
Macleods Pharmaceuticals Pvt Ltd - 10 S
Prescription required
Available in store

Macleods Pharmaceuticals Pvt Ltd - 5 mg - 10 S
Prescription required
Available in store
Macleods Pharmaceuticals Pvt Ltd - 10 S
Prescription required
Available in store

Macleods Pharmaceuticals Pvt Ltd - 10 S
Prescription required
Available in store

Macleods Pharmaceuticals Pvt Ltd - 15
Prescription required
Available in store

Macleods Pharmaceuticals Pvt Ltd - 0.25 mg - 15
Prescription required
Available in store
Sun Pharma - 10 S
Prescription required
Available in store
The information on Ismo 20 mg Tablet is compiled from the manufacturer's prescribing information and the sources below, and is reviewed by a registered medical practitioner. It does not replace advice from your own doctor.