How does OLBET CT 40MG TABLET work?

OLBET CT 40MG TABLET is a combination of two drugs: Olmesartan and Chlorthalidone. Olmesartan belongs to a class of angiotensin receptor blockers that works by relaxing and widening your blood vessels so your blood can flow more easily. This will lower your blood pressure. Chlorthalidone belongs to the class of diuretics that works by increasing urine output, thereby reducing blood pressure.

Is it safe to use OLBET CT 40MG TABLET in pregnancy?

OLBET CT 40MG TABLET is not recommended in pregnancy. It can affect and harm the baby. Consult your doctor before taking OLBET CT 40MG TABLET if you plan to become pregnant or are already pregnant. Your doctor will weigh the potential risks and benefits before prescribing OLBET CT 40MG TABLET.

Can high blood pressure harm my baby in pregnancy?

High blood pressure is called 'Pregnancy-induced hypertension (PIH). It is harmful to both the baby and the mother. In the mother, very high blood pressure can cause seizures (fits), headache, swelling of feet, kidney damage, and a higher risk of bleeding during pregnancy and delivery. This can also affect the baby by causing abnormal fetal heart rate, risk of stillbirth, and a small baby. So, during pregnancy, you should have regular blood pressure monitoring. Visit your Obstetrician if you have any concerns about blood pressure during pregnancy.

Can taking OLBET CT 40MG TABLET cause dehydration?

Taking OLBET CT 40MG TABLET may cause dehydration. So, to avoid dehydration, drink plenty of fluids, and inform your doctor if you feel extremely thirsty.

Can I stop taking OLBET CT 40MG TABLET when my blood pressure is under control?

No, you are advised to inform your doctor and monitor your blood pressure for at least two weeks before stopping the medicine. Depending upon your current blood pressure readings, there is a possibility your doctor may lower your medicine dosage and not recommend discontinuing it.

How long can OLBET CT 40MG TABLET be taken?

OLBET CT 40MG TABLET can be safely taken as long as your doctor prescribes it. Chronic disease conditions like high blood pressure are life-long conditions, and one should not abruptly discontinue it without discussing it with a doctor.

What is the composition of OLBET CT 40MG TABLET?

OLBET CT 40MG TABLET contains chlorthalidone and olmesartan as its active substances. It belongs to a group of medicines called anti-hypertensives.

How long does it take for OLBET CT 40MG TABLET to work?

You may notice a drop in blood pressure within 2 weeks of starting OLBET CT 40MG TABLET, but it can take up to 8 weeks to experience its full benefits. If you have any concerns about OLBET CT 40MG TABLET, consult your doctor. Do not discontinue it without your doctor’s advice.

At what time of the day should I take OLBET CT 40MG TABLET?

OLBET CT 40MG TABLET can be taken at any time, but the first dose is often recommended at bedtime to manage dizziness. After that, take it at the same time each day for consistency and effectiveness. Follow your doctor’s instructions.

Can I feel dizzy after taking OLBET CT 40MG TABLET?

Yes, you may feel dizzy after taking OLBET CT 40MG TABLET as it is one of its side effects. Avoid driving if you feel dizzy. This condition doesn’t require any medical treatment as it will gradually reduce over time. Consult your doctor, if the condition persists longer.

What are the other lifestyle changes I should make while using OLBET CT 40MG TABLET?

While using OLBET CT 40MG TABLET, maintain a balanced and nutritious diet rich in vegetables, fruits, whole grains, legumes, omega-3 sources, and lean proteins. Aim for a healthy weight with a BMI between 19.5 and 24.9. Manage stress effectively as chronic stress can elevate blood pressure. Reduce salt intake and limit or avoid alcohol. Quit smoking to reduce the risk of heart disease. If you still have any concerns, discuss with your doctor.

Can OLBET CT 40MG TABLET cause weight gain?

OLBET CT 40MG TABLET may not cause weight gain. However, in rare cases, it may lead to chronic diarrhoea accompanied by significant weight loss. If a patient experiences diarrhoea while using OLBET CT 40MG TABLET and no other cause is identified, the doctor might advise discontinuing the medication and suggest an alternative treatment.

What are the serious side effects of OLBET CT 40MG TABLET?

Serious side effects of OLBET CT 40MG TABLET include severe allergic reactions, lightheadedness, kidney dysfunction, electrolyte imbalances, severe diarrhoea and weight loss. Consult your doctor immediately, if you experience any of these symptoms.

Can OLBET CT 40MG TABLET affect my fertility or sex life?

There is no particular evidence that shows OLBET CT 40MG TABLET affects fertility in men or women. Therefore, if you experience changes or have any concerns, discuss with your doctor.

Can I take OLBET CT 40MG TABLET before surgery?

Before surgery, inform your doctor if you are using OLBET CT 40MG TABLET. It may need to be discontinued as it can further lower blood pressure when combined with local anaesthesia.

OLBET CT 40MG TABLET | Uses, Side Effects, Price

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OLBET CT 40MG TABLET

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OLBET CT 40MG TABLET, Pack of 10 TabletS

Extra 15% Off with Bank Offers

Written By Lakshmithulasi Yarragunta ,

Reviewed By Dr Aneela Siddabathuni , MPharma., PhD

OLBET CT 40MG TABLET is used to treat hypertension (high blood pressure). It contains Olmesartan and Chlorthalidone, which relaxes blood vessels and allows the blood to flow more smoothly and the heart to pump more efficiently. Also, it removes extra water and certain electrolytes from the body. Thus, it lowers fluid overload and blood pressure and improves blood flow. In some cases, it may cause side effects such as headaches, nausea, dizziness, and cold extremes. 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.

Composition :

CHLORTHALIDONE-12.5MG + OLMESARTAN-40MG

Manufacturer/Marketer :

Zuventus Healthcare Ltd

Consume Type :

ORAL

Return Policy :

Not Returnable

Expires on or after :

About OLBET CT 40MG TABLET

OLBET CT 40MG TABLET is used to treat high blood pressure. Hypertension or high blood pressure is a chronic condition in which the force exerted by the blood against the artery wall is high. As a result, it leads to heart diseases, irregular heartbeat, and other complications.

OLBET CT 40MG TABLET is a combination of Olmesartan medoxomil and Chlorthalidone. Olmesartan medoxomil works by blocking the hormone angiotensin, thereby relaxing blood vessels. Chlorthalidone removes extra water and certain electrolytes from the body.

In some cases, you may experience headache, nausea, or dizziness. Most of these side effects of OLBET CT 40MG TABLET do not require medical attention and gradually resolve over time. However, if the side effects are persistent, reach out to your doctor.

You can take OLBET CT 40MG TABLET with food or without food. It should be swallowed whole with a glass of water. Do not chew, bite, or break it. Your doctor will advise you how often you take your tablets based on your medical condition.

Try not to stop taking this medicine of your own. Let your doctor know about this, as it may cause a rise in blood pressure and can increase the risk of getting heart diseases and stroke. If you are pregnant or breastfeeding, please tell your doctor so that the dosage of OLBET CT 40MG TABLET can be prescribed accordingly. Please tell your doctor if you are taking any other medicines or are allergic to this medicine.

Uses of OLBET CT 40MG TABLET

OLBET CT 40MG TABLET is used in the treatment of Hypertension (high blood pressure). The detailed uses of OLBET CT 40MG TABLET are as follows:

Treatment of Hypertension: OLBET CT 40MG TABLET is used to treat hypertension by effectively lowering blood pressure through relaxing blood vessels and promoting diuresis.
Reducing Cardiovascular Risk: By lowering blood pressure, OLBET CT 40MG TABLET helps to reduce the risk of kidney damage, heart failure, heart disease, stroke, and other cardiovascular complications associated with unmanaged hypertension.

Have a query?

Directions for Use

Take OLBET CT 40MG TABLET with or without food or as advised by a doctor.
Follow your doctor's instructions on the dosage and timing of this medication, to ensure the safety.
Swallow the medicine as a whole with a glass of water.
Do not crush, break, or chew it.

Medicinal Benefits

OLBET CT 40MG TABLET is a combination of two drugs, namely, Olmesartan (blood pressure-lowering agent) and Chlorthalidone (diuretic), primarily used to treat hypertension (high blood pressure).
Olmesartan is an angiotensin receptor blocker (ARB) that lower increased blood pressure by blocking a naturally occurring substance known as angiotensin II (that tightens your blood vessels).
It allows these constricted blood vessels to relax and therefore helps lower high blood pressure.
This allows the blood to flow more smoothly and the heart to pump more efficiently.
Chlorthalidone, a diuretic, works by increasing the amount of urine passed out from the kidneys and lowering blood pressure.
OLBET CT 40MG TABLET lowers the overall raised blood pressure and reduces the risk of having a heart attack, stroke, or kidney problems.
OLBET CT 40MG TABLET is generally used when a single medicine is ineffective in controlling blood pressure.

How OLBET CT 40MG TABLET Works

OLBET CT 40MG TABLET is a combination of two medicines: Olmesartan and Chlorthalidone. Olmesartan is an angiotensin receptor blocker (ARB) that works by blocking the hormone angiotensin, thereby relaxing blood vessels. This allows the blood to flow more smoothly and the heart to pump more efficiently. On the other hand, Chlorthalidone is a diuretic or water pill that removes extra water and certain electrolytes from the body. Together it lowers fluid overload and blood pressure and improves blood flow.

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.

What if I have taken an overdose of OLBET CT 40MG TABLET

Do not take more than the prescribed dose of OLBET CT 40MG TABLET as it may cause serious side effects. If you suspect you have taken overdose, please consult a doctor immediately.

Drug Warnings

OLBET CT 40MG TABLET should not be given to people allergic to OLBET CT 40MG TABLET or any of its ingredients.
Let your doctor know if you have low blood pressure (less than 90 mm of Hg) or have had a heart attack, kidney disease, or liver disease.
OLBET CT 40MG TABLET is contraindicated in people with low blood pressure (hypotension), cardiogenic shock (sudden stopping of blood flow to the heart), and aortic stenosis (heart valve problem).
Please inform your doctor before surgery if you are taking OLBET CT 40MG TABLET as it needs to be stopped because it might lower the blood pressure further if taken along with local anaesthesia.
Pregnant women should discontinue OLBET CT 40MG TABLET because it can cause injury and death to the developing fetus.
Tell your doctor if you are on low sodium (table salt) diet.
Cases of electrolyte imbalance have been observed (like low levels of sodium, potassium, or magnesium in your blood).
So your doctor might advise monitoring blood pressure, kidney function test, and electrolytes.
Please do not stop taking OLBET CT 40MG TABLET on your own, as it may lead to the recurrence of symptoms or worsen the condition.

Diet & Lifestyle Advise

Create a well-balanced and healthy diet that includes vegetables, fruits, whole grains, legumes, omega-3-rich foods, and lean protein sources.
Keep your weight under control with a BMI of 19.5-24.9.
Avoid chronic stress, as it can raise your blood pressure.
Spend time with your loved ones to cope with stress and practice mindfulness techniques.
Be mindful of salt; consume no more than 2,300 mg each day.
Limit or avoid alcohol consumption.
Quitting smoking is the best strategy to lower the risk of heart disease.

Habit Forming

Therapeutic Class

ANTI- HYPERTENSIVES

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Alcohol

Unsafe

It is unsafe to consume alcohol, since alcohol consumption with OLBET CT 40MG TABLET may increase the risk of low blood pressure and cause adverse effects such as dizziness, fainting, light-headedness, or headache.

Pregnancy

Caution

OLBET CT 40MG TABLET must not be used when pregnancy unless clearly necessary. So, inform your doctor if you are pregnant or suspect pregnancy. Your doctor will weigh the benefits and potential risks before prescribing OLBET CT 40MG TABLET.

Breast Feeding

Consult your doctor

Let your doctor know if you are a nursing mother before taking OLBET CT 40MG TABLET; your doctor will decide whether OLBET CT 40MG TABLET can be taken by breastfeeding mothers or not.

Driving

Unsafe

OLBET CT 40MG TABLET may cause side effects like dizziness, headaches, nausea or tiredness, which can affect your ability to concentrate and drive. Hence, it is recommended not to drive or operate machinery until you are mentally alert.

Liver

Caution

OLBET CT 40MG TABLET to be taken with caution, especially if you have had a history of liver disease. Your doctor will have to change the dosage depending on your medical condition and your reaction to treatment.

Kidney

Caution

OLBET CT 40MG TABLET to be taken with caution, especially if you have a history of kidney diseases/conditions. The dose may have to be adjusted by your doctor.

Children

Unsafe

Use of OLBET CT 40MG TABLET in children less than 1 year of age is not recommended as the safety and efficacy of OLBET CT 40MG TABLET in these age groups have not yet been established.

Heart

Caution

OLBET CT 40MG TABLET should be taken with caution in patients with heart problems. Please inform your doctor if you have any pre-existing heart problems before using OLBET CT 40MG TABLET.

Geriatrics

Caution

OLBET CT 40MG TABLET should be given with caution in elderly patients due to an increased risk of side effects. Seek medical advice before using OLBET CT 40MG TABLET.

Country of origin

India

Manufacturer/Marketer address

Office No. 5119, 5th Floor, 'D' Wing, Oberoi Garden Estates, Chandivili, Andheri (E), Mumbai - 400 072.

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Author Details

Reviewed By

Dr Aneela Siddabathuni

MPharma., PhD

Last Updated

Dec 3, 2025 | 7:34 AM IST

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