Ndlok 20 Tablet SR 10.0 tablet sr in 1 strip

Last Updated: April 11th, 2026

Ndlok 20 Tablet SR is a product of Origin Healthcare

Composition: Nifedipine (20mg)

Pack of 10 tablet

₹ 51.56

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All Details About Ndlok 20 Tablet SR

Find out detailed description, uses, directions of use, side effects, warnings and precautions, frequently asked questions about Ndlok 20 Tablet SR

Description:

Ndlok 20 Tablet SR is a medicine used for the treatment of hypertension (high blood pressure). It works by relaxing and widening the blood vessels, which improves blood flow and reduces the workload on the heart. It promotes better heart function and overall cardiovascular health.

Ndlok 20 Tablet SR may be prescribed alone or along with other medicines. Your doctor will decide the dose and duration of the treatment. Your doctor may adjust the dose depending on how you respond to this medicine and your blood pressure levels. You can take it at any time of the day, with or without food, but it is best to take it at the same time each day.

Retain taking it for as long as advised by your doctor. Even if you feel well, do not stop this medicine on your own because high blood pressure often has no symptoms. If you stop taking it, your condition may get worse. Keeping an active lifestyle through regular exercise, managing your weight, and consuming a healthy diet will also help regulate your blood pressure. Follow your doctor’s advice while taking this medicine.

The most common side effects include fatigue, edema (swelling), dizziness, unusual heartbeat (palpitations), flushing, constipation, and headache. Consult your doctor if any of these bother you or do not go away.

Earlier taking it, let your doctor know if you have any heart, liver, or kidney problems. Pregnant or breastfeeding women should also consult their doctor for advice before taking this medicine. You also need to tell your doctor what other medicines you are taking, especially those used to treat high blood pressure or heart conditions. Avoid excessive alcohol intake while taking this medicine, as it can significantly decrease your blood pressure and make you feel dizzy or light-headed. You should have your blood pressure checked regularly to make sure that this medicine is working properly.

Uses:

Treatment of Hypertension (high blood pressure)

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. Ndlok 20 Tablet SR is to be taken on an empty stomach.

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 Ndlok

Dizziness
Chubbyigue
Flushing (sense of warmth in the face, ears, neck and trunk)
Headache
Peripheral edema

Warning & Precautions:

Alcohol

CONSULT YOUR DOCTOR

It is not known whether it is safe to consume alcohol with Ndlok 20 Tablet SR. Please consult your doctor.

Pregnancy

CONSULT YOUR DOCTOR

The safety of Ndlok 20 Tablet SR during pregnancy has not been established. There are no adequate and well-controlled studies in pregnant women, and animal data on reproductive toxicity are insufficient. Your doctor will weigh the benefits and any potential risks before prescribing.

Breast feeding

CAUTION

Ndlok 20 Tablet SR should be used with caution during breastfeeding. Breastfeeding should be held until the treatment of the mother is completed and the drug is eliminated from the body.

Driving

UNSAFE

Ndlok 20 Tablet SR may decrease alertness, affect your vision, or make you feel sleepy and dizzy. Do not drive if these symptoms occur.

Kidney

SAFE IF PRESCRIBED

Ndlok 20 Tablet SR is safe to use in patients with kidney disease. No dose adjustment is recommended.

Liver

CONSULT YOUR DOCTOR

There is limited data available on the use of Ndlok 20 Tablet SR in patients with liver disease.

FAQs:

Is Ndlok 20 Tablet SR a diuretic?

No, Ndlok 20 Tablet SR is not a diuretic medication. However, some evidence indicates that Ndlok 20 Tablet SR has a partial diuretic property which may result in increased sodium loss through urine. It is a medication which relaxes the blood vessels by directly acting on them. This helps to decrease the blood pressure of the individual. As a result, blood flows more easily and lowers blood pressure, which helps to reduce the strain or pressure on your heart.

Is Ndlok 20 Tablet SR bad for kidneys?

No, Ndlok 20 Tablet SR is not bad for kidneys. In few research studies, taking Ndlok 20 Tablet SR in recommended doses has in fact been shown to be beneficial for the kidneys. It is not advised to use this medicine without consulting the doctor. It should be used exactly as prescribed.

Can Ndlok 20 Tablet SR cause liver damage?

Affirmative,Ndlok 20 Tablet SR can cause liver damage in some cases, but this is very rare. However, some people may develop a rise in liver enzymes after taking Ndlok 20 Tablet SR. Let your doctor know if you notice any such changes in your recent lab tests. Do not start this medication without consulting your doctor and do inform him if you have any history of liver disease or liver damage. This is because, in case of liver damage, dose adjustment may be required.

Does Ndlok 20 Tablet SR affect blood sugar?

No, Ndlok 20 Tablet SR does not cause any change in blood sugar levels. It has been observed that Ndlok 20 Tablet SR has no effect on the release of insulin or change in blood sugar levels. However, before starting the medicine, inform the doctor if you are diabetic. This is done because the medicine for blood pressure is suggested accordingly when a patient is diabetic.

Can Ndlok 20 Tablet SR be used in pregnancy and nursing mothers?

It is advised that you should consult your doctor before taking this medicine if you are pregnant, planning to become pregnant or breastfeeding. It should be used only if prescribed by the doctor in case of pregnancy. Studies have shown significant risks to the developing baby and it is given only if the benefits are clearly more than the risks involved.

Does Ndlok 20 Tablet SR cause palpitations?

Affirmative. Ndlok 20 Tablet SR can cause palpitations as a side effect. However, this is usually not bothersome and resolves as you continue with the treatment. If the symptom persists for long, consult the doctor who will suggest the ways to prevent it.

Do I need to change my diet while taking Ndlok 20 Tablet SR?

Affirmative, making small changes to your diet can help your medicine work better. You must take a low sodium and low-fat diet, and adhere to the lifestyle changes as advised by your doctor. You should also avoid eating grapefruit (chakotra) or drinking grapefruit juice while taking Ndlok 20 Tablet SR.

My blood pressure is now controlled. Can I stop taking Ndlok 20 Tablet SR now?

No, do not stop taking it on your own as it may worsen your condition. You should take Ndlok 20 Tablet SR in the dose and duration advised by your doctor. Consult your doctor for any query or dose modification.

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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