Isozac Tablet

Written By Dr. Mayank, Pharm.D

Reviewed By Dr. Mekhala Chandra, MD, MBBS

Last updated on 22 Sep 2025 | 01:54 PM (IST)

Isozac Tablet is used in the treatment of heart failure. It is a combination of two medicines that effectively control symptoms of heart failure.

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₹93.3 MRP ₹102.199% off

Isozac Tablet is currently sold out

Same composition alternative:

Isolazine Tablet

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Isozac Tablet

strip of 10 tablets

₹93.3

~~₹102.19~~

Same composition

Isolazine Tablet

strip of 15 tablets

Isosorbide Dinitrate (20mg) + Hydralazine (37.5mg)

by Lupin Ltd

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₹217

₹12.27 per tablet

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General Information

Contains

Isosorbide Dinitrate (20mg)+ Hydralazine (37.5mg)

Marketer

Novozac Pharma

Storage

Store below 30°C

The content is shown in English

Product introduction

Isozac Tablet should be taken with food regularly at a fixed time each day. You should take it regularly at evenly spaced intervals as per the schedule prescribed by your doctor. Taking it at the same time every day will help you remember to take it. The dose and duration of treatment will depend on what you are being treated for. Do not stop taking it until you have finished the complete course, even when you feel better. Lifestyle changes like a low-fat diet, exercise, and not smoking may help this medicine to work better.

It is generally safe and suitable for most people but has some potential side effects. The most common side effects of this medicine include nausea, vomiting, diarrhea, low blood pressure, and loss of appetite. If these bother you or appear serious, let your doctor know. There may be ways of reducing or preventing them. It makes you feel dizzy as of orthostatic hypotension (sudden lowering of blood pressure on standing). Hence, rise slowly while from a sitting position or avoid driving. You may be asked for regular monitoring of blood pressure while on the treatment.

Before taking this medicine, tell your doctor if you have liver or kidney disease. You must tell your doctor if you are pregnant, planning pregnancy, or breastfeeding. You should also let your healthcare team know all other medicines you are taking as they may affect, or be affected by this medicine.

Uses of Isozac Tablet

Treatment of Heart Failure

Benefits of Isozac Tablet

Treatment of Heart Failure
Heart failure means your heart is weak and cannot pump enough blood to your lungs and the rest of your body. The most common symptoms are breathlessness, tiredness, and swelling in your legs, ankles, abdomen and other parts of your body. Isozac Tablet makes it easier for your heart to pump blood around your body and is therefore an effective treatment for heart failure.
This medicine will help relieve your symptoms, making you feel better and more energetic. You should make appropriate lifestyle changes, such as eating healthy and keeping active, to help this medicine be effective. Take it regularly and keep taking it even if you feel better.

Side effects of Isozac Tablet

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Common side effects of Isozac

Nausea
Headache
Dizziness
Weakness
Ventricular tachycardia
Paralysis of ileus
Hypotension (low blood pressure)
Visual impairment

How to use Isozac Tablet

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. Isozac Tablet is to be taken with food.

How Isozac Tablet works

Isozac Tablet is a combination of two medicines:

All substitutes for Isozac Tablet

For information purposes only. Consult a doctor before taking any medicine.

Quick tips

Isozac Tablet is a combination of two medicines that helps improve symptoms of heart failure and keeps your heart healthier.
This medicine may temporarily cause headaches, especially when starting treatment. Inform your doctor if it does not go away.
Isozac Tablet may cause dizziness. Do not drive or do anything requiring concentration until you know how it affects you.
To lower the chance of feeling dizzy or passing out, rise slowly if you have been sitting or lying down.
It is best to avoid drinking alcohol while taking Isozac Tablet as it may make the side effects worse.
Do not take it in combination with medicines that treat erectile dysfunction (eg. sildenafil, tadalafil, vardenafil) or high blood pressure, as that can cause a major drop in blood pressure.
Do not stop taking Isozac Tablet suddenly without talking to your doctor as it can increase the risk of heart attack and stroke.

Safety advice

Alcohol

UNSAFE

Consuming alcohol while taking Isozac Tablet may cause symptoms such as flushing, increased heart beat, nausea, thirst, chest pain and low blood pressure (Disulfiram reaction).

Pregnancy

CONSULT YOUR DOCTOR

Isozac Tablet may be unsafe to use during pregnancy. Although there are limited studies in humans, animal studies have shown harmful effects on the developing baby. Your doctor will weigh the benefits and any potential risks before prescribing it to you. Please consult your doctor.

Breast feeding

SAFE IF PRESCRIBED

Isozac Tablet is probably safe to use during breastfeeding. Limited human data suggests that the drug does not represent any significant risk to the baby.

Driving

UNSAFE

Isozac Tablet may cause side effects which could affect your ability to drive.
As Isozac Tablet may cause headaches or lead to difficulty in concentration and this may affect your ability to drive.

Kidney

CAUTION

Isozac Tablet should be used with caution in patients with severe kidney disease. Dose adjustment of Isozac Tablet may be needed. Please consult your doctor.
Regular monitoring of blood pressure is recommended for better dose adjustment.

Liver

SAFE IF PRESCRIBED

Isozac Tablet is probably safe to use in patients with liver disease. Limited data available suggests that dose adjustment of Isozac Tablet may not be needed in these patients. Please consult your doctor.

Frequently asked questions

Can I stop taking Isozac Tablet if I feel well?

No, keep using Isozac Tablet as advised by your doctor, even if you feel well. Stopping Isozac Tablet suddenly may lead to serious complications of heart failure.

Are there any special instructions regarding storage and disposal of this medicine?

Keep this medicine in the container or the pack it came in, tightly closed. Store it according to the instructions mentioned on the pack or label. Dispose of the unused medicine. Make sure it is not consumed by pets, children and other people.

Can the use of Isozac Tablet cause headache?

Isozac Tablet can frequently cause headaches, especially at the start of the treatment. As the treatment continues, your headache may become less intense and frequent. However, inform your doctor if headache continues.

Can the use of Isozac Tablet cause dizziness?

Yes, the use of Isosorbide Isozac Tablet can make you feel dizzy. This may often occur when you suddenly rise up from lying or sitting position. To lower the chance of feeling dizzy or passing out, rise slowly if you have been sitting or lying down.

Fact Box

Habit Forming

Therapeutic Class

CARDIAC

References

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Disclaimer

Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

Marketer details

Name: Novozac Pharma
Address: https://novozacpharma.com/

Vendor Details

Country of origin: India

Lab tests offered by us

Why we need a prescription?

Isozac Tablet

Save more with additional offers

General Information

Contains

Marketer

Storage

Product introduction

Uses of Isozac Tablet

Benefits of Isozac Tablet

Side effects of Isozac Tablet

How to use Isozac Tablet

How Isozac Tablet works

All substitutes for Isozac Tablet

APREsol Plus Tablet

Isolazine Tablet

Nitrohart Tablet

Isorus Tablet

Sorba HF 20mg/37.5mg Tablet

Quick tips

Safety advice

Alcohol

Pregnancy

Breast feeding

Driving

Kidney

Liver

Frequently asked questions

Can I stop taking Isozac Tablet if I feel well?

Are there any special instructions regarding storage and disposal of this medicine?

Can the use of Isozac Tablet cause headache?

Can the use of Isozac Tablet cause dizziness?

Fact Box

Habit Forming

Therapeutic Class

References

Want to know more

Have issue with the content

Disclaimer

Marketer details

Vendor Details

Lab tests offered by us

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