Diltiazone CD 120 Capsule ER 10.0 capsule er in 1 strip

Last Updated: March 30th, 2026

Diltiazone CD 120 Capsule ER is a product of STERIS Healthcare Pvt. Ltd.

Composition: Diltiazem (120mg)

Pack of 10 capsule

₹ 140.63

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All Details About Diltiazone CD 120 Capsule ER

Find out detailed description, uses, directions of use, side effects, warnings and precautions, frequently asked questions about Diltiazone CD 120 Capsule ER

Description:

Diltiazone CD 120 Capsule ER is used to treat angina (heart-related chest pain), high blood pressure, and some types of irregular heartbeats (arrhythmia). It is known as a calcium channel blocker. It works by relaxing blood vessels to lower blood pressure. This helps to reduce the workload of the heart.

Diltiazone CD 120 Capsule ER may be taken with or without food, but it is better to take it regularly at a fixed time each day as advised by your doctor. Retain using this medicine even if you feel well. If you stop taking it suddenly, your condition may worsen. This medicine is only part of a treatment program that should include a healthy diet, regular exercise, and weight reduction as advised by your doctor.

Ordinary side effects seen with this medicine include headache, constipation, dizziness, fatigue, nausea, flushing, and rash. These are usually mild and disappear after a short time. Consult your doctor if they bother you or do not go away. It may also make you feel sleepy or dizzy, so be careful if you drive or do anything that requires you to be alert. Drinking alcohol should be avoided while taking this medicine as it may worsen the side effects.

Earlier taking this medicine, let your doctor know if you have any liver or kidney problems. Also, inform your doctor if you have very low blood pressure (hypotension), heart failure, or if you recently had a heart attack and have fluid in your lungs. Your doctor may want to monitor your blood pressure while using it and you may need frequent blood tests. Pregnant or breastfeeding women should consult their doctor before taking it.

Uses:

Directions For Use:

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. Diltiazone CD 120 Capsule ER may be taken with or without food.

Side Effects:

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

Ordinary side effects of Diltiazone

Headache
Dizziness
Nausea
Edema (swelling)

Warning & Precautions:

Alcohol

CONSULT YOUR DOCTOR

It is not known whether it is safe to consume alcohol with Diltiazone CD 120 Capsule ER. Please consult your doctor.

Pregnancy

CONSULT YOUR DOCTOR

Diltiazone CD 120 Capsule ER is not recommended during pregnancy as there is positive evidence of fetal risk based on animal studies. However, it may still be prescribed by a doctor in situations where the benefits outweigh the risks.

Breast feeding

CONSULT YOUR DOCTOR

Diltiazone CD 120 Capsule ER may be unsafe to use during breastfeeding. Limited human data suggests that the drug may pass into the breastmilk and harm the baby. It should be used only if the expected benefit outweighs the potential risk. Please consult your doctor.
Revisenative method of infant feeding should be considered.

Driving

UNSAFE

Diltiazone CD 120 Capsule ER may decrease alertness, affect your vision, or make you feel sleepy and dizzy. Do not drive if these symptoms occur.

Kidney

SAFE IF PRESCRIBED

Diltiazone CD 120 Capsule ER is safe to use in patients with kidney disease. No dose adjustment is recommended.
However, talk to your doctor if you have any underlying kidney disease. Regular monitoring of kidney function test is advised while you are taking this medicine.

Liver

CAUTION

Diltiazone CD 120 Capsule ER should be used with caution in patients with liver disease. Dose adjustment may be needed.

FAQs:

Is Diltiazone CD 120 Capsule ER a blood thinner?

No, Diltiazone CD 120 Capsule ER is not a blood thinner. It belongs to the calcium channel blocker class of medicines. It is used to treat hypertension, arrhythmias and angina (chest pain caused by a reduction of oxygen to the heart muscle).

Does Diltiazone CD 120 Capsule ER cause weight gain?

Affirmative, Diltiazone CD 120 Capsule ER may cause weight gain but not in everybody. However, if you are gaining weight while taking Diltiazone CD 120 Capsule ER then consult your doctor or a nutritionist.

Is it better to take Diltiazone CD 120 Capsule ER in the morning or at night?

It is recommended to take Diltiazone CD 120 Capsule ER at night and before meals. The dose will be decided by your doctor and should be taken exactly as prescribed by the doctor.

Does Diltiazone CD 120 Capsule ER affect sleep?

Diltiazone CD 120 Capsule ER may cause sleeplessness which does not affect everyone. If this persists and worries you talk to your doctor.

Who should not take Diltiazone CD 120 Capsule ER?

You should not take Diltiazone CD 120 Capsule ER if you are allergic to it, have an irregular or slow heartbeat, heart failure, and low blood pressure. It should not be given to children and women who are pregnant or planning to get pregnant.

What are the symptoms of overdose of Diltiazone CD 120 Capsule ER?

Symptoms of overdose of Diltiazone CD 120 Capsule ER include slow, fast, or irregular heartbeat, fainting, difficulty breathing and seizures. It may also cause dizziness, confusion, nausea, vomiting and increased sweating. Contact your doctor immediately or seek emergency medical services in a nearby hospital.

How long do I need to take Diltiazone CD 120 Capsule ER? Can I stop it on my own?

Your doctor will decide how long you need to take it. Do not stop it on your own or lower your dose. Suddenly stopping it may worsen angina or increase your blood pressure.

What should I avoid while taking Diltiazone CD 120 Capsule ER?

You should avoid drinking alcohol while taking Diltiazone CD 120 Capsule ER. Also, avoid driving and using heavy machinery if Diltiazone CD 120 Capsule ER causes dizziness and you experience a general feeling of being unwell. In addition to that, avoid pregnancy and breastfeeding while taking Diltiazone CD 120 Capsule ER.

What are the serious side effects of Diltiazone CD 120 Capsule ER?

The serious side effects of Diltiazone CD 120 Capsule ER include severe allergic reaction, yellowing of the skin or eyes, nausea and extreme tiredness. It may also cause unusual bleeding or bruising, lack of energy, loss of appetite and pain in the stomach. One may also experience flu-like symptoms and an increase in the frequency or severity of chest pain (angina). If you experience any such symptoms immediately contact your doctor and seek medical help.

Written by:
Dr. Lokanish
M.B.B.S.

Reviewed by:
Dr. Sureshbabu Yadav
M.B.B.S., DIP.DIAB, F.R.S.H

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