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  3. Cardipin Retard 20 Tablet 10's

Cardipin Retard 20 Tablet 10's, Pack of 10 TABLETS
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Written By Bayyarapu Mahesh Kumar , M Pharmacy
Reviewed By Dr Aneela Siddabathuni , MPharma., PhD

Cardipin Retard 20 Tablet is used to treat high blood pressure (hypertension). It is also used to reduce strokes and chest pain (angina) caused by the blockage of the arteries. In addition to this, it is also used to treat preterm labour. It contains Nifedipine, which works by relaxing the blood vessels; this lowers your blood pressure and reduces your risk of stroke, heart attack, other heart problems, or kidney problems in the future. It may cause common side effects, such as low blood pressure, headache, slow heartbeat, dizziness, and rash, in some cases. Before taking this medicine, you should tell your doctor if you are allergic to any of its components or if you are pregnant/breastfeeding, and about all the medications you are taking and pre-existing medical conditions.

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Composition :

NIFEDIPINE-20MG

Manufacturer/Marketer :

Intas Pharmaceuticals Ltd

Consume Type :

ORAL

Return Policy :

Not Returnable

Expires on or after :

About Cardipin Retard 20 Tablet

Cardipin Retard 20 Tablet is primarily used to treat high blood pressure (hypertension). Hypertension is a condition where high blood pressure can cause health problems like heart disease.

Cardipin Retard 20 Tablet works by relaxing blood vessels, which lowers blood pressure and helps reduce the risk of stroke, heart attack, other heart issues, or kidney problems.

You may experience common side effects like low blood pressure, headache, slow heartbeat, dizziness, and rash in some cases. Most of these side effects do not require medical attention. However, talk to your doctor if you experience these side effects persistently.

Let your doctor know if you have any liver or heart problems. Inform your doctor before taking Cardipin Retard 20 Tablet if you are pregnant or breastfeeding. Additionally, a healthy diet and regular exercise are essential for maintaining blood pressure control.

Uses of Cardipin Retard 20 Tablet

Cardipin Retard 20 Tablet is used in the treatment of Hypertension (high blood pressure). The detailed uses of Cardipin Retard 20 Tablet are as follows:

  • Hypertension (High Blood Pressure): Cardipin Retard 20 Tablet effectively lowers blood pressure by relaxing blood vessels and improving blood flow.
  • Angina Treatment: Cardipin Retard 20 Tablet helps to manage chest pain (angina) by increasing blood supply to the heart muscle.
  • Cardiovascular Protection: Cardipin Retard 20 Tablet reduces the risk of cardiovascular events by controlling high blood pressure and alleviating strain on the heart.

Have a query?

Directions for Use

  • Cardipin Retard 20 Tablet can be taken with or without food. However, avoid taking it with grapefruit or grapefruit juice, as this may increase the risk of side effects.
  • Follow your doctor's instructions on the dosage and timing of this medication to ensure safe and effective use.
  • Swallow Cardipin Retard 20 Tablet as a whole with a glass of water.
  • Do not crush or chew this medication.

Medicinal Benefits

  • Cardipin Retard 20 Tablet works by relaxing the blood vessels; this lowers your blood pressure and reduces your risk of having a stroke, a heart attack, heart-related chest pain (angina), other heart problems, or kidney problems in the future.
  • This medicine must be taken regularly to be effective and achieve the best results.
  • Cardipin Retard 20 Tablet is also used to treat preterm labour.

How Cardipin Retard 20 Tablet Works

Cardipin Retard 20 Tablet works by relaxing the blood vessels; this lowers your blood pressure and reduces your risk of having a stroke, a heart attack, other heart problems, or kidney problems in the future. This medicine must be taken regularly to be effective and achieve the best results.

Storage

• Store in a cool and dry place away from sunlight. • Keep out of sight and reach of children. • Non cold chain - To be stored in cool places at 10ºC to 25ºC or below 30ºC.
Side effects of Cardipin Retard 20 Tablet
Dealing with Medication-Induced Headache:
  • Hydrate your body: Drink enough water to prevent dehydration and headaches.
  • Calm Your Mind: Deep breathing and meditation can help you relax and relieve stress.
  • Rest and Recharge: Sleep for 7-8 hours to reduce headache triggers.
  • Take rest: lie down in a quiet, dark environment.
  • Cold or warm compresses can help reduce tension.
  • Stay Upright: Maintain good posture to keep symptoms from getting worse.
  • To treat headaches naturally, try acupuncture or massage therapy.
  • Over-the-counter pain relievers include acetaminophen and ibuprofen.
  • Prescription Assistance: Speak with your doctor about more substantial drug alternatives.
  • Severe Headaches: Seek emergency medical assistance for sudden, severe headaches.
  • Frequent Headaches: If you get reoccurring headaches, consult your doctor.
  • Headaches with Symptoms: Seek medical attention if your headaches include fever, disorientation, or weakness.
Managing Medication-Triggered Flushing (Reddening of the skin): A Step-by-Step Guide:
  • Consult your doctor if you experience skin redness, itching, or irritation after taking medication.
  • Your doctor may adjust your treatment plan by changing your medication or providing guidance on managing your erythema symptoms.
  • Your doctor may recommend or prescribe certain medications to help alleviate symptoms.
  • Apply cool compresses or calamine lotion to the affected skin area to reduce redness and itching.
  • Stay hydrated by drinking plenty of water to help alleviate symptoms and keep your skin hydrated.
  • Monitor your skin condition closely and promptly report any changes, worsening symptoms, or concerns to your healthcare provider.
  • Muscle cramps can be treated with regular exercise or yoga, which includes mild stretching, which helps strengthen the lower body.
  • Warm baths and gentle massage of the affected parts can help relieve cramps.
  • Avoid strenuous activity and take frequent breaks, as rest is critical.
  • Intake of nutritious food can help strengthen body and mind. A trained nutritionist can help design a balanced diet for strengthening muscles.
  • Speak to your doctor if the pain lasts an extended period. Medical help can be practical in finding a cure for cramps.
Here are the steps to manage medication-triggered tremors or involuntary shaking:
  • Notify your doctor immediately if you experience tremors or involuntary shaking after taking medication or adjusting your medication regimen.
  • Your doctor may adjust your medication regimen or recommend alternative techniques like relaxation, meditation, or journaling to alleviate tremor symptoms.
  • Your doctor may direct you to practice stress-reducing techniques, such as deep breathing exercises, yoga, or journaling.
  • Regular physical activity, such as walking or jogging, can help reduce anxiety and alleviate tremor symptoms.
  • Your doctor may recommend lifestyle changes, such as avoiding caffeine, getting enough sleep, and staying hydrated, to help manage tremors.
  • Maintain regular follow-up appointments with your doctor to monitor tremor symptoms and adjust treatment plans as needed.
Here are the steps to cope with constipation as a side effect of medication:
  • Inform your doctor about your constipation symptoms. They may adjust your medication or advise alternative treatments.
  • Stay hydrated by drinking sufficient of water (at least 8-10 glasses a day) to help soften stool and promote bowel movements.
  • Increase fibre intake by eating foods high in fibre, such as fruits, whole grains, vegetables and legumes, to help bulk up the stool.
  • Establish a bowel routine by trying to go to the bathroom at the same time each day to train your bowels.
  • Engaging in regular exercise, like walking or yoga, can support in bowel movement stimulation.
  • Consult your doctor if constipation persists, and discuss alternative treatments or adjustments to your medication.

What if I have taken an overdose of Cardipin Retard 20 Tablet

Do not take more than the prescribed dose of Cardipin Retard 20 Tablet as it may cause serious side effects resulting in too low blood pressure, causing dizziness, especially on standing, and a fast or slow heartbeat. Other symptoms of overdose include an increase in blood sugar level, an increase in the acidity of blood, low blood oxygen levels, swelling in the lungs, and disturbances in consciousness, possibly leading to unconsciousness. If you suspect you have taken an overdose, seek immediate medical attention.

Drug Warnings

  • Cardipin Retard 20 Tablet should be taken with caution in patients with chest pain (angina), congestive heart failure, liver/kidney disease, hypotension (low blood pressure), peripheral oedema (swelling of hands/legs), and diabetes.
  • You should monitor your blood pressure regularly to make sure the Cardipin Retard 20 Tablet is working efficiently.
  • Besides, this prolonged intake of Cardipin Retard 20 Tablet can lower blood pressure (hypotension). So, daily monitoring of blood pressure is advisable.

Drug-Drug Interactions

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NifedipineCarbamazepine
Critical
NifedipineRifapentine
Severe

Drug-Drug Interactions

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NifedipineCarbamazepine
Critical
How does the drug interact with Cardipin Retard 20 Tablet:
Coadministration of Cardipin Retard 20 Tablet with Carbamazepine can reduce the blood levels of Cardipin Retard 20 Tablet, which may make the medication less effective.

How to manage the interaction:
Taking Cardipin Retard 20 Tablet with Carbamazepine together is generally avoided as it can possibly result in an interaction, it can be taken if your doctor has advised it. However, if you experience any unusual symptoms contact a doctor immediately. Do not stop using any medications without talking to a doctor.
NifedipineRifapentine
Severe
How does the drug interact with Cardipin Retard 20 Tablet:
Coadministration of Cardipin Retard 20 Tablet with Rifapentine can reduce the metabolism and increase the levels of Cilostazol in the body. This may increase the risk or severity of side effects.

How to manage the interaction:
Taking Cardipin Retard 20 Tablet with Rifapentine together can result in an interaction, it can be taken if your doctor has advised it. However, if you experience symptoms of drowsiness, dizziness, confusion, headache, fever, chills, excessive sweating, nausea, vomiting, and diarrhea contact a doctor immediately. Do not discontinue any medications without consulting a doctor.
NifedipineRifampicin
Severe
How does the drug interact with Cardipin Retard 20 Tablet:
Coadministration of Cardipin Retard 20 Tablet with rifampicin can decrease the blood levels of Cardipin Retard 20 Tablet, which may make the medication less effective.

How to manage the interaction:
Although there is an interaction between Cardipin Retard 20 Tablet and rifampicin, they can be taken together if prescribed by a doctor. However, if you experience any unusual symptoms, contact your doctor immediately. Do not discontinue any medications without consulting a doctor.
NifedipineTizanidine
Severe
How does the drug interact with Cardipin Retard 20 Tablet:
Coadministration of Cardipin Retard 20 Tablet with Tizanidine can increase the risk and severity of side effects like low blood pressure.

How to manage the interaction:
Taking Cardipin Retard 20 Tablet with Tizanidine together can result in an interaction, but it can be taken if your doctor has advised it. However, you should contact a doctor immediately if you notice any symptoms of headaches, irritation, confusion, dizziness, oedema, fatigue, palpitations, sweating, irregular heartbeats, or constipation. Do not stop using any medications without talking to a doctor.
NifedipineEnzalutamide
Severe
How does the drug interact with Cardipin Retard 20 Tablet:
Taking Enzalutamide with Cardipin Retard 20 Tablet may decrease the blood levels of Cardipin Retard 20 Tablet, which may make Cardipin Retard 20 Tablet less effective in treating your condition.

How to manage the interaction:
Although taking Enzalutamide and Cardipin Retard 20 Tablet together can result in an interaction, it can be taken if your doctor has prescribed it. Do not discontinue any medications without a doctor's advice.
NifedipineDolasetron
Severe
How does the drug interact with Cardipin Retard 20 Tablet:
Using Dolasetron together with Cardipin Retard 20 Tablet can increase the risk of an irregular heart rhythm that may be serious.

How to manage the interaction:
Co-administration of Cardipin Retard 20 Tablet with Dolasetron can result in an interaction, but it can be taken if your doctor has advised it. If you experience symptoms like an irregular heart rhythm, sudden dizziness, lightheadedness, fainting, or irregular heartbeat, it's important to call a doctor right away. Do not stop using any medications without a doctor's advice.
NifedipinePhenytoin
Severe
How does the drug interact with Cardipin Retard 20 Tablet:
Coadministration of Phenytoin and Cardipin Retard 20 Tablet may decrease the blood levels of Cardipin Retard 20 Tablet, which may make Cardipin Retard 20 Tablet less effective.

How to manage the interaction:
Taking Cardipin Retard 20 Tablet with Phenytoin together can result in an interaction, it can be taken if your doctor has advised it. However, if you notice headache, fatigue, palpitations, shortness of breath, edema, or constipation, you should contact a doctor immediately. Do not stop using any medications without consulting a doctor.
NifedipineFosphenytoin
Severe
How does the drug interact with Cardipin Retard 20 Tablet:
When Fosphenytoin is taken with Cardipin Retard 20 Tablet, the amount of Fosphenytoin in the blood can be reduced.

How to manage the interaction:
Co-administration of Fosphenytoin with Cardipin Retard 20 Tablet can result in an interaction, but it can be taken if your doctor has advised it. If you notice any symptoms like sweating, dizziness, confusion, drowsiness, sweating, chest pain or tightness, palpitations, headache, nausea, or vomiting, make sure to contact a doctor right away. Do not stop using any medications without a doctor's advice.
NifedipineItraconazole
Severe
How does the drug interact with Cardipin Retard 20 Tablet:
Cardipin Retard 20 Tablet's blood levels can rise when itraconazole and Cardipin Retard 20 Tablet are taken together.

How to manage the interaction:
Cardipin Retard 20 Tablet and itraconazole may interact, but if a doctor prescribes them, you can still use them. If you develop dizziness or fainting, unexpected swelling of the hands, ankles, or feet, chest pain, or difficulty breathing, consult a doctor. Never discontinue taking a medication without consulting a doctor.
NifedipineCeritinib
Severe
How does the drug interact with Cardipin Retard 20 Tablet:
Coadministration of ceritinib together with Cardipin Retard 20 Tablet can slow your heart rate and increase the risk of an irregular heart rhythm.

How to manage the interaction:
Taking Cardipin Retard 20 Tablet with ceritinib together can result in an interaction, it can be taken if your doctor has advised it. However, contact a doctor immediately if you experience sudden dizziness, lightheadedness, fainting, shortness of breath, or rapid heartbeat. Do not discontinue any medications without consulting a doctor.

Drug-Food Interactions

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NIFEDIPINE-20MGGrapefruit and Grapefruit Juice
Moderate

Drug-Food Interactions

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NIFEDIPINE-20MGGrapefruit and Grapefruit Juice
Moderate
Common Foods to Avoid:
Grapefruit Juice

How to manage the interaction:
Grapefruit juice can significantly increase the blood levels and effects of Cardipin Retard 20 Tablet. Avoid or limit the consumption of grapefruit and grapefruit juice while being treated with Cardipin Retard 20 Tablet. Call a doctor if you experience side effects such as headache, low blood pressure, irregular heartbeat, swelling, and fluid retention.

Diet & Lifestyle Advise

  • Weight loss is an effective lifestyle change for controlling blood pressure. Losing even a small amount of weight can be very helpful in lowering blood pressure.
  • Include a healthier diet like whole grains, fruits, and low-fat dairy products in your diet, as it will effectively help lower blood pressure. Also, prefer eating home-cooked food and avoiding eating junk and outside food.
  • Do not eat grapefruit or drink grapefruit juice while you're taking nifedipine. It can make side effects worse.
  • Even a small reduction in sodium in your diet helps improve your heart's health and reduce blood pressure.
  • Regularly monitor your blood pressure as it can fluctuate and can lead to serious, life-threatening effects.
  • Avoid the intake of alcoholic beverages with Cardipin Retard 20 Tablet as it can make you dehydrated and affect your sleep. Drinking more amount of alcohol can actually raise blood pressure and affect the efficacy of Cardipin Retard 20 Tablet .

Habit Forming

No

Therapeutic Class

ANTI- HYPERTENSIVES

Cardipin Retard 20 Tablet Substitute

Substitutes safety advice
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Alcohol

Unsafe

Alcohol consumption may increase the occurrence of unpleasant side effects.

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Pregnancy

Consult your doctor

If you are pregnant, think you may be pregnant, or plan to have a baby, consult your doctor for advice before taking this medicine. You may be able to use Cardipin Retard 20 Tablet , but only after special consideration by your doctor.

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Breast Feeding

Caution

Please do not take Cardipin Retard 20 Tablet without a doctor's advice, as it may pass through the breast milk.

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Driving

Caution

Cardipin Retard 20 Tablet may cause side effects like dizziness, which could affect your ability to drive. Hence, drive or operate machinery only when you are alert.

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Liver

Consult your doctor

There is limited information available on the use of Cardipin Retard 20 Tablet in patients with liver disease. Please consult your doctor.

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Kidney

Consult your doctor

Cardipin Retard 20 Tablet is probably safe to use in patients with kidney disease. Limited data available suggest that dose adjustment may not be needed in these patients. Please consult your doctor.

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Children

Unsafe

The safety and effectiveness of Cardipin Retard 20 Tablet have not been established in children due to limited testing of this drug on children by competent authorities worldwide.

FAQs

Cardipin Retard 20 Tablet is used to treat high blood pressure (hypertension). It works by relaxing the blood vessels; this lowers your blood pressure and reduces your risk of having a stroke, a heart attack, other heart problems, or kidney problems in the future.

Yes, Cardipin Retard 20 Tablet can cause a sudden drop in blood pressure, especially when you start taking Cardipin Retard 20 Tablet . To avoid a sudden drop, please get up gently when sitting down so as to avoid dizziness.

It is advised to continue your medicine even after your blood pressure is under control or becomes normal, as blood pressure can shoot up at any time. If you have a persistent headache, please consult your doctor immediately.

If you miss a dose of Cardipin Retard 20 Tablet , you are advised to take it as soon as you remember. However, if it's time for you to take your next dose, you should skip the missed one and continue your scheduled dose. Taking both doses together can lead to very low blood pressure; hence, avoid a double dose.

No, it is a prescription drug administered by a physician to prevent specific medical conditions. Taking it on your own can cause unwanted side effects.

If you forget to take Cardipin Retard 20 Tablet at any time, take it as soon as you remember, then continue to take it at the usual times. Do not take a double dose to make up for a forgotten dose.

Cardipin Retard 20 Tablet , if stopped abruptly, may lead to withdrawal symptoms. Before stopping Cardipin Retard 20 Tablet , consult your doctor; your dose will be lowered gradually to avoid any unpleasant side effects of Cardipin Retard 20 Tablet .

Yes, in some cases, Cardipin Retard 20 Tablet may cause headaches. Headaches should usually go away after the first week of taking nifedipine. Talk to your doctor if they last longer than a week or are severe.

Cardipin Retard 20 Tablet belongs to a group of medications called Calcium channel blockers or calcium antagonists. However, research reports that nifedipine has an apparent diuretic and natriuretic effect on healthy volunteers.

Cardipin Retard 20 Tablet is generally safe to take for a long time. In fact, it works best when taken for a long time. If you experience any adverse events, consult a doctor immediately.

In rare cases, Cardipin Retard 20 Tablet can lead to Acute Kidney Injury (AKI) by causing deleterious kidney hemodynamic alterations.

A very rare but known adverse effect of Cardipin Retard 20 Tablet is drug-induced liver injury. Seek medical attention if you experience any difficulty while using Cardipin Retard 20 Tablet .

Nifedipine may impair insulin secretion at high glucose levels in patients with non-insulin-dependent mellitus. Seek medical attention if you experience any symptoms.

If you are pregnant, think you may be pregnant, or plan to have a baby, ask your doctor for advice before taking this medicine. You may be able to use Cardipin Retard 20 Tablet , but only after special consideration by your doctor.

Nifedipine passes into breast milk in very small amounts and has not been known to cause side effects in breastfed babies. If you notice that your baby is not feeding as regularly, or if you have any other concerns, talk to your doctor.

In some cases, Cardipin Retard 20 Tablet may cause palpitations. Typically, these do not require medical attention and usually resolve gradually over time. However, if these are persistent, contact your doctor.

Maintaining a healthy lifestyle is essential to reap the benefits of Cardipin Retard 20 Tablet . Eat a balanced diet, exercise regularly, manage stress, and limit alcohol and smoking. Following these tips can help control your blood pressure and improve your overall health.

Key lifestyle changes, such as quitting smoking, limiting alcohol intake, eating well, regular exercise, and minimising stress, can boost heart health and reduce the occurrence of stroke and angina.

Cardipin Retard 20 Tablet should not be discontinued without a doctor's consultation, as stopping Cardipin Retard 20 Tablet may cause blood pressure to return to pre-treatment levels within a few days. Therefore, continue taking Cardipin Retard 20 Tablet even if you feel well. Consult the doctor if you have any concerns.

If you miss a prescription dose, take it as soon as you recall and resume your regular routine. If you are near the next dose, skip the missed dose and resume your regular schedule. Do not take a double dose to make up for a forgotten dose.

It depends on your individual medical condition and response to the medication. Your doctor will determine the appropriate duration of treatment based on your specific needs.

Common side effects of Cardipin Retard 20 Tablet may include low blood pressure, headache, slow heartbeat, dizziness, and rash in some cases. Most of these side effects of Cardipin Retard 20 Tablet do not require medical attention and gradually resolve over time. However, if the side effects persist, contact your doctor.

Country of origin

India

Manufacturer/Marketer address

16th Floor, Godrej BKC, Plot ? C, ?G? Block, Bandra-Kurla Complex, Bandra (East), Mumbai ? 400 051, India.
Other Info - CAR0394

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Author Details

Bayyarapu Mahesh KumarDoctor badge

Written By

Bayyarapu Mahesh Kumar

M Pharmacy

Dr Aneela SiddabathuniDoctor badge

Reviewed By

Dr Aneela Siddabathuni

MPharma., PhD

Last Updated

Sep 22, 2025 | 12:25 PM IST

Doctor imageWe provide you with authentic, trustworthy and relevant information

Reference

  1. https://www.nhs.uk/medicines/nifedipine/
  2. https://medlineplus.gov/druginfo/meds/a684028.html
  3. https://www.medicines.org.uk/emc/files/pil.655.pdf

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