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Bristan AT Tablet

Written By Dr. Anuj Saini, MMST, MBBS
Reviewed By Dr. Rajeev Sharma, MBA, MBBS
Last updated on 19 Dec 2025 | 12:56 PM (IST)
Bristan AT Tablet is a medicine used to treat hypertension (high blood pressure). It is a combination of two medicines that helps to control blood pressure when a single medication is not effective. It also helps to reduce chances of any future heart attack and stroke.
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Bristan AT Tablet is currently sold out
Same composition alternative:
Repalol Tablet
₹163₹177.19
Available alternative from Sun Pharmaceuticals
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Bristan AT Tablet
Bristan AT Tablet
strip of 10 tablets
₹55
₹60.94
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Same composition
Repalol Tablet
Repalol Tablet
strip of 10 tablets
by Sun Pharmaceutical Industries Ltd
Get in 30 mins
₹163
₹13.9 per tablet

₹139

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Bristan AT Tablet image
Bristan AT Tablet image

Product introduction

You can take Bristan AT Tablet at any time of day, with or without food, but it is best to take it at the same time each day. Keep 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 active with regular exercise, reducing your weight and eating a healthy diet will also help control your blood pressure. Follow your doctor’s advice while taking this medicine.

The most common side effects of this medicine include nausea, taste change, constipation, diarrhea, and headache. Consult your doctor If any of these bother you, or get worse, or do not go away. Dizziness might occur as lowering of blood pressure, which get improved with time. It may increase the level of potassium in the blood, hence avoid potassium rich food and supplements.

Before taking it, let your doctor know if you have any 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. You should have your blood pressure, liver function and electrolytes level such as potassium checked regularly to make sure that this medicine is working properly.

Uses of Bristan AT Tablet

Benefits of Bristan AT Tablet

Hypertension (high blood pressure)
Bristan AT Tablet relaxes the blood vessels so that blood can flow more easily around your body. It also blocks the effects of some chemicals on your heart and blood vessels. This slows down your heart rate and helps the heart beat with less force. As a result, your blood pressure is lowered and this helps in reducing your risk of having a stroke, a heart attack, other heart problems, or kidney problems in the future. This medicine needs to be taken regularly to be effective, so keep taking it even if you feel well. Do not stop without talking to your doctor.

Side effects of Bristan AT 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 Bristan AT
  • Nausea
  • Taste change
  • Constipation
  • Diarrhea
  • Headache
  • Weakness
  • Dizziness
  • Cold extremities
  • Upset stomach
  • Increased potassium level in blood
  • Numbness of extremity
  • Decreased blood pressure

How to use Bristan AT 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. Bristan AT Tablet may be taken with or without food.

How Bristan AT Tablet works

Bristan AT Tablet is a combination of two blood-pressure lowering medicines: Atenolol and Losartan.

Quick tips

  • You have been prescribed Bristan AT Tablet for the treatment of high blood pressure.
  • Lowering blood pressure reduces chance of future heart attack & strokes.
  • It may cause dizziness. Get up slowly when rising from a sitting or lying position.
  • Do not stop taking the medication suddenly without talking to your doctor as it can cause sudden increase in your blood pressure.

Safety advice

Alcohol

Alcohol

UNSAFE
It is unsafe to consume alcohol with Bristan AT Tablet
Pregnancy

Pregnancy

CONSULT YOUR DOCTOR
Bristan AT Tablet 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

Breast feeding

CONSULT YOUR DOCTOR
Bristan AT Tablet 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.
Driving

Driving

UNSAFE
Bristan AT Tablet may decrease alertness, affect your vision, or make you feel sleepy and dizzy. Do not drive if these symptoms occur.
Kidney

Kidney

CAUTION
Bristan AT Tablet should be used with caution in patients with kidney disease. Dose adjustment may be needed.
Regular monitoring of blood pressure is recommended and can help in better dose adjustment.
Liver

Liver

CAUTION
Bristan AT Tablet should be used with caution in patients with liver disease. Dose adjustment may be needed.
Use of Bristan AT Tablet is not recommended in patients with severe liver disease.

Frequently asked questions

Bristan AT Tablet is mainly prescribed to manage high blood pressure (hypertension). This medicine may help lower your risk of heart attacks, strokes, and kidney problems.
Individuals should not take Bristan AT Tablet if they are allergic to any ingredient of the medicine, have severe heart rhythm problems, cardiogenic shock, heart failure, severe kidney or liver disease, or are pregnant (especially in the second or third trimester).
Although they are rare, serious side effects of Bristan AT Tablet include severe allergic reactions (rash, swelling, trouble breathing), extremely low blood pressure, dangerously slow heartbeat, difficulty breathing, persistent dizziness, fainting, or muscle pain with dark urine (possible kidney problems or rhabdomyolysis). Tell your doctor if you experience any of these symptoms.
Atenolol in Bristan AT Tablet may hide symptoms of low blood sugar, and Losartan in Bristan AT Tablet can cause changes in potassium or other electrolyte levels. If you have diabetes or kidney problems, monitor your blood sugar and electrolytes closely. Consult your doctor about regular blood tests.
While taking Bristan AT Tablet, tell your doctor if you have asthma, COPD, diabetes, poor blood circulation (Raynaud's disease), or peripheral artery disease. Bristan AT Tablet may hide signs of low blood sugar or thyroid dysfunction, so monitor your health closely if you have these conditions.

Fact Box

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No

Therapeutic Class

CARDIAC

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User feedback

Hypertension (high blood pressure)
100%
Excellent
100%
No Side Effect
100%
With food
100%
Expensive
100%
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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: Brilliant Lifesciences Pvt Ltd
Address: Brilliant LifeSciences Pvt. Ltd. 401-405, 4th Floor, Lakshmivilla Commercial Complex, Haridarshan Cross Roads, Kathawada Road, Naroda, Ahmedabad, Gujarat, India

Vendor Details

Country of origin: India
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