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compositionComposition:CHLORTHALIDONE-12.5MG+OLMESARTAN MEDOXOMIL-20MG
prescription
Prescription Medicine
info
OLSERTAIN CT 20MG TABLET
OLSERTAIN CT 20MG TABLET
OLSERTAIN CT 20MG TABLET
OLSERTAIN CT 20MG TABLET
OLSERTAIN CT 20MG TABLET
Written By Bayyarapu Mahesh Kumar , M Pharmacy
Reviewed By Dr Aneela Siddabathuni , MPharma., PhD
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More about the Product

Composition :

CHLORTHALIDONE-12.5MG+OLMESARTAN MEDOXOMIL-20MG

Manufacturer/Marketer :

Dr Reddy's Laboratories Ltd

Consume Type :

Oral

Expires on or after :

Jan-27

Return Policy :

Not Returnable

About OLSERTAIN CT 20MG TABLET

OLSERTAIN CT 20MG TABLET is a prescription tablet used to treat high blood pressure (hypertension). It works to lower blood pressure, which helps reduce the risk of serious cardiovascular events such as strokes and heart attacks. This medicine is typically prescribed when a single medication is not enough to control your blood pressure.

For the best results, you must take OLSERTAIN CT 20MG TABLET consistently every single day, exactly as directed by your doctor. You can take this tablet with or without food, but taking it at the same time each day helps maintain steady levels of the medicine in your body. Incorporating a low-sodium diet and regular physical activity will also support your treatment.

While taking OLSERTAIN CT 20MG TABLET, you may experience some mild side effects, such as dizziness or a lightheaded feeling. Most people tolerate this medication well, but you must contact your doctor immediately if you notice signs of severe dehydration, muscle weakness, or a sudden change in how much you urinate.

Do not take this if you are pregnant, as it can cause serious harm or death to an unborn baby. You should also talk to your doctor before starting OLSERTAIN CT 20MG TABLET if you have severe kidney disease, liver damage, gout, or diabetes.

This medication can interact with other drugs, including pain relievers like ibuprofen, which can put extra strain on your kidneys. It is also important to limit alcohol while taking OLSERTAIN CT 20MG TABLET because alcohol can worsen dizziness. Always consult your doctor if you are breastfeeding or are an older adult, as your body may require closer monitoring.

Uses of OLSERTAIN CT 20MG TABLET

OLSERTAIN CT 20MG TABLET is used to treat high blood pressure and help reduce the risk of cardiovascular complications associated with hypertension. The detailed uses of OLSERTAIN CT 20MG TABLET are as follows: 

  • Hypertension (High Blood Pressure): OLSERTAIN CT 20MG TABLET helps by relaxing blood vessels and reducing extra fluid in the body, which lowers overall blood pressure and protects your heart and organs from long-term damage.
     

Key Benefits

Lowering high blood pressure does not usually make you feel different immediately, but the long-term health benefits of taking OLSERTAIN CT 20MG TABLET are substantial. By keeping your blood pressure within a healthy range, this medication helps protect you from silent, life-threatening complications.

  • Reduces Stroke and Heart Attack Risk: Consistently controlled blood pressure significantly lowers the strain on your heart and the blood vessels in your brain.
  • Convenient Dual Action: By combining two distinct blood pressure control methods into a single daily tablet, it simplifies your routine and reduces the number of pills you need to take.
  • Protects Kidneys and Blood Vessels: Long-term blood pressure control helps prevent permanent damage to your vital organs.
     
Side effects of Olsertain Ct 20mg Tablet
  • Talk to your doctor about oral potassium supplements.
  • Eat potassium rich foods such as bananas, avocados, oranges, dark leafy greens, beans and peas, fish, spinach, milk and tomatoes.
  • Limit intake of full-fat dairy products, red meat and processed foods rich in saturated fats.
  • Avoid foods with label “partially hydrogenated oils”.
  • Eat more vegetables, fruits, oats, whole grains, lentils and beans to increase fiber intake.
  • Include foods rich in monounsaturated fats like nuts, avocados, olive oil, and oily fish.
  • Limit consumption of egg yolks.
  • Exercise for at least 30 minutes 5 days a week.
  • Aim for weight loss and maintain healthy weight.
  • Quit smoking as smoking raises the risk of heart disease associated with cholesterol.
  • Limit alcohol consumption as excessive drinking may raise cholesterol levels.
Here are the 7 steps to manage Dizziness caused by medication:
  • Inform your doctor about dizziness symptoms. They may adjust your medication regimen or prescribe additional medications to manage symptoms.
  • Follow your doctor's instructions for taking medication, and take it at the same time every day to minimize dizziness.
  • When standing up, do so slowly and carefully to avoid sudden dizziness.
  • Avoid making sudden movements, such as turning or bending quickly, which can exacerbate dizziness.
  • Drink plenty of water throughout the day to stay hydrated and help alleviate dizziness symptoms.
  • If you're feeling dizzy, sit or lie down and rest until the dizziness passes.
  • Track when dizziness occurs and any factors that may trigger it, and share this information with your doctor to help manage symptoms.
Managing Medication-Triggered Bronchitis (Inflammation of the bronchial tubes): A Step-by-Step Guide:
  • If you experience symptoms like coughing, wheezing, chest tightness, or difficulty breathing after taking medication, seek medical attention immediately.
  • Your healthcare provider will work with you to stop the medication causing the reaction, start alternative treatments, and provide supportive therapy.
  • To manage symptoms and prevent complications, follow your doctor's advice to use inhalers or nebulizers as prescribed, practice good hygiene, avoid irritants, stay hydrated, and get plenty of rest.
  • Regularly track your symptoms and report any changes or concerns to your healthcare provider.
Here are the precise steps to cope with diarrhoea caused by medication usage:
  • Inform Your Doctor: Notify your doctor immediately about your diarrhoea symptoms. This allows them to adjust your medication or provide guidance on managing side effects.
  • Stay Hydrated: Drink plenty of fluids to replace lost water and electrolytes. Choose water, clear broth, and electrolyte-rich drinks. Avoid carbonated or caffeinated beverages to effectively rehydrate your body.
  • Follow a Bland Diet: Eat easy-to-digest foods to help firm up your stool and settle your stomach. Try incorporating bananas, rice, applesauce, toast, plain crackers, and boiled vegetables into your diet.
  • Avoid Trigger Foods: Steer clear of foods that can worsen diarrhoea, such as spicy, fatty, or greasy foods, high-fibre foods, and dairy products (especially if you're lactose intolerant).
  • Practice Good Hygiene: Maintain good hygiene to prevent the spread of infection. To stay healthy, wash your hands frequently, clean and disinfect surfaces regularly, and avoid exchanging personal belongings with others.
  • Take Anti-Diarrheal Medications: If your doctor advises, anti-diarrheal medications such as loperamide might help manage diarrhoea symptoms. Always follow your doctor's directions.
  • Keep track of your diarrhoea symptoms. If they don't get better or worse or are accompanied by severe stomach pain, blood, or dehydration signs (like extreme thirst or dark urine), seek medical help.
Managing back pain as a side effect of medication requires a combination of self-care techniques, lifestyle modifications, and medical interventions. Here are the steps:
  • Talk to your doctor about your back pain and potential medication substitutes or dose changes.
  • Try yoga or Pilates and other mild stretching exercises to increase flexibility and strengthen your back muscles.
  • To lessen the tension on your back, sit and stand upright and maintain proper posture.
  • To alleviate discomfort and minimize inflammation, apply heat or cold packs to the afflicted area.
  • Under your doctor's supervision, think about taking over-the-counter painkillers like acetaminophen or ibuprofen.
  • Make ergonomic adjustments to your workspace and daily activities to reduce strain on your back.
  • To handle tension that could make back pain worse, try stress-reduction methods like deep breathing or meditation.
  • Use pillows and a supportive mattress to keep your spine in the right posture as you sleep.
  • Back discomfort can worsen by bending, twisting, and heavy lifting.
  • Speak with a physical therapist to create a customized training regimen to increase back strength and flexibility.

Directions for Use

Always take OLSERTAIN CT 20MG TABLET exactly as prescribed by your doctor. Follow these simple guidelines to ensure you take it safely and effectively:

  • Swallow the tablet whole with a full glass of water. Do not crush, chew, or break the tablet.
  • You can take this medicine with or without food.
  • Try to take your dose at the same time every day, preferably in the morning, to prevent having to wake up during the night to urinate.
  • Keep taking this medication even if you feel well, as high blood pressure often has no noticeable symptoms.

Never adjust your dose or stop taking this medication without consulting your doctor first.
 

How OLSERTAIN CT 20MG TABLET Works

OLSERTAIN CT 20MG TABLET contains two active ingredients that work together through different mechanisms to lower blood pressure more effectively than either medicine alone. The first ingredient, olmesartan medoxomil, belongs to a group of medicines called angiotensin II receptor blockers (ARBs). It works by blocking the action of angiotensin II, a natural substance that causes blood vessels to tighten and narrow. By preventing this effect, olmesartan helps blood vessels relax and widen, allowing blood to flow more easily and reducing blood pressure. The second ingredient, chlorthalidone, is a thiazide-like diuretic, often called a 'water pill.' It helps the kidneys remove excess salt and water from the body through urine. This reduces the amount of fluid circulating in the blood vessels, which helps lower blood pressure. Chlorthalidone also has a long duration of action, providing blood pressure control throughout the day. Together, these medicines help lower blood pressure, reduce strain on the heart and blood vessels, and decrease the risk of complications associated with hypertension.
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Alcohol

Unsafe

You are recommended not to consume alcohol along with OLSERTAIN CT 20MG TABLET to avoid unpleasant side-effects.

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Pregnancy

Unsafe

OLSERTAIN CT 20MG TABLET should not be taken until prescribed. OLSERTAIN CT 20MG TABLET is a Category C/D pregnancy drug which is considered unsafe for pregnant women. OLSERTAIN CT 20MG TABLET can have some harmful effects on the baby (foetus), Your doctor will weigh the benefits and any potential risks before prescribing it to you. Please consult your doctor.

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Breast Feeding

Unsafe

OLSERTAIN CT 20MG TABLET is not recommended in breastfeeding mothers. It is excreted into milk in small amounts and is cleared slowly. It can accumulate in the infant, especially newborns or preterm infants. Lactation might also be suppressed due to the effect of OLSERTAIN CT 20MG TABLET.

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Driving

Unsafe

It is not recommended to drive after taking OLSERTAIN CT 20MG TABLET as it may occasionally cause drowsiness or fatigue.

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Liver

Caution

OLSERTAIN CT 20MG TABLET to be taken with caution, especially if you have a history of liver diseases/conditions. The dose may have to be adjusted by your doctor.

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Kidney

Caution

OLSERTAIN CT 20MG 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.

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Children

Unsafe

Use of OLSERTAIN CT 20MG TABLET in children less than 1 year of age is not recommended as the safety and efficacy of OLSERTAIN CT 20MG TABLET in these age groups have not yet been established.

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Heart

Caution

OLSERTAIN CT 20MG TABLET is often prescribed to patients with heart problems to treat hypertension. However, it must be taken strictly under medical supervision, as it can affect liver and kidney function and may interact with other heart medications.

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Geriatrics

Caution

OLSERTAIN CT 20MG TABLET should be taken with caution in geriatric patients. Please inform your doctor before using OLSERTAIN CT 20MG TABLET.

What if I have taken an overdose of OLSERTAIN CT 20MG TABLET

Do not take more than the prescribed dose of OLSERTAIN CT 20MG TABLET as it may cause serious side effects. If you suspect you have taken overdose, please consult a doctor immediately.

Diet & Lifestyle Advise

  • Reduce Sodium Intake: Limit salt in your meals and avoid processed foods, as sodium causes your body to hold onto extra fluid, raising blood pressure.
  • Stay Hydrated, but Moderately: Drink a healthy amount of fluids, but check with your doctor if you have kidney or heart issues.
  • Limit Potassium Substitutes: Since this medicine can affect potassium levels in your blood, avoid using salt substitutes that contain potassium without talking to your doctor.
  • Move Safely: Stand up slowly from sitting or lying positions to avoid sudden drops in blood pressure that can cause dizziness.
  • Maintain Regular Exercise: Gentle cardiovascular exercises like walking can help strengthen your heart and lower blood pressure naturally.
     

Have a query?

How Soon It Starts Working

  • The time required for OLSERTAIN CT 20MG TABLET to start to work: The time required for OLSERTAIN CT 20MG TABLET to show its action is unknown.
  • The time for which the effects of OLSERTAIN CT 20MG TABLET last: The effect of OLSERTAIN CT 20MG TABLET lasts for 24 hours.

What if you forget to take OLSERTAIN CT 20MG TABLET

Take the missed dose as soon as possible. However, if it is time for the next dose, skip the missed dose and follow your regular dosing schedule. Do not take a double dose to make up for your missed dose.

Storage

Store OLSERTAIN CT 20MG TABLET tablets at controlled room temperature, ideally between 20°C and 25°C (68°F to 77°F). • Keep the tablets in their original packaging to protect them from moisture and direct light.

Drug Warnings

  • Pregnancy Warning: Stop taking OLSERTAIN CT 20MG TABLET immediately and contact your doctor if you discover you are pregnant, as it can cause serious injury or death to a developing fetus.
  • Watch for Dehydration: Excessive sweating, vomiting, or diarrhoea can cause a severe drop in blood pressure and lead to kidney complications.
  • Avoid NSAIDs: Consult your pharmacist before taking over-the-counter pain relievers like ibuprofen or naproxen, as they can reduce the blood-pressure-lowering effects of OLSERTAIN CT 20MG TABLET and strain your kidneys.
  • Monitor Electrolytes: Keep all appointments for blood tests so your doctor can check your kidney health and potassium levels.
  • Be Careful Driving: This medicine can make you feel dizzy or tired, especially when you first start taking it. Avoid driving or operating machinery until you know how it affects you.
     

Drug-Drug Interactions

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Drug-Drug Interactions

Inform your doctor if you are taking any of the following medicines, as they may interact with OLSERTAIN CT 20MG TABLET:

  • Lithium: Taking OLSERTAIN CT 20MG TABLET with lithium can increase lithium levels in your blood, raising the risk of severe lithium toxicity.
  • NSAIDs (like ibuprofen or naproxen): These pain relievers can lower the effectiveness of your blood pressure medicine and increase the risk of acute kidney injury.
  • Other Blood Pressure Medicines: Combining OLSERTAIN CT 20MG TABLET with other blood pressure medicines, particularly aliskiren in patients with diabetes, may increase the risk of very low blood pressure, kidney problems, and changes in potassium levels. Because olmesartan may increase potassium while chlorthalidone may lower it, regular monitoring of electrolyte levels may be required.

Drug-Food Interactions

The following foods and beverages may interact with OLSERTAIN CT 20MG TABLET and affect its safety or effectiveness:

  • Potassium Supplements and Salt Substitutes: Using these while taking OLSERTAIN CT 20MG TABLET can cause potassium to build up to dangerous levels in your blood.
  • Alcohol: Drinking alcohol can increase the blood-pressure-lowering effect, making you more prone to dizziness, fainting, or drowsiness.

Drug-Disease Interactions

Inform your doctor if you have a history of the following conditions before taking OLSERTAIN CT 20MG TABLET, as it may worsen your condition or cause complications:

  • Severe Kidney Disease or Anuria: Do not take this medicine if your kidneys are not producing urine, as it can worsen kidney failure.
  • Gout: The water pill component of this medicine can increase uric acid levels, which may trigger or worsen gout attacks.
  • Diabetes: This medication may alter blood glucose levels, meaning your diabetes treatment might need adjustment.
     
Olmesartan medoxomil + chlorthalidoneCisapride
Critical
Olmesartan medoxomil + chlorthalidoneAliskiren
Critical

Drug-Drug Interactions

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Olmesartan medoxomil + chlorthalidoneCisapride
Critical
How does the drug interact with Olsertain Ct 20mg Tablet:
Co-administration of Olsertain Ct 20mg Tablet with cisapride may increase the risk of an irregular heart rhythm .

How to manage the interaction:
Taking Olsertain Ct 20mg Tablet with Cisapride is not recommended, as it results in an interaction, it can be taken if advised by a doctor. However, if you experience sudden dizziness, lightheadedness, fainting, or fast or pounding heartbeats, consult a doctor. Do not discontinue the medication without consulting a doctor.
Olmesartan medoxomil + chlorthalidoneAliskiren
Critical
How does the drug interact with Olsertain Ct 20mg Tablet:
WhenOlmesartan medoxomil + chlorthalidone is used together with Aliskiren , there is a risk of low blood pressure, kidney issues, and elevated potassium levels in the blood.

How to manage the interaction:
Taking Olsertain Ct 20mg Tablet with Aliskiren is not recommended as it can cause an interaction, they can be taken if advised by a doctor. You should seek medical attention if you experience nausea, vomiting, weakness, confusion, tingling of the hands and feet, feelings of heaviness in the legs, a weak pulse, or a slow or irregular heartbeat. It is crucial that you continue to consume enough fluids while taking these medications. Do not stop using any medications without consulting a doctor.
Olmesartan medoxomil + chlorthalidoneTriamterene
Severe
How does the drug interact with Olsertain Ct 20mg Tablet:
Taking Olsertain Ct 20mg Tablet with triamterene can increase potassium levels in the blood, which can lead to kidney failure, muscular paralysis, abnormal heart rhythm.

How to manage the interaction:
Although taking Olsertain Ct 20mg Tablet with triamterene can lead to an interaction but can be taken if prescribed by the doctor. However, consult a doctor if you experience nausea, vomiting, weakness, disorientation, tingling in your hands and feet, feelings of heaviness in your legs, a weak pulse, or a slow or irregular heartbeat. It is crucial that you continue to consume enough fluids while taking these medications. Do not stop using any medications without consulting a doctor.
Olmesartan medoxomil + chlorthalidoneDroperidol
Severe
How does the drug interact with Olsertain Ct 20mg Tablet:
Taking Olsertain Ct 20mg Tablet with Droperidol can increase the risk of irregular heart rhythms. You may be more susceptible if you have a heart condition, or electrolyte disturbances (for example, magnesium or potassium loss due to severe or prolonged diarrhea or vomiting).

How to manage the interaction:
Taking Olsertain Ct 20mg Tablet together with Droperidol can possibly result in an interaction, but it can be taken if your doctor has advised it. If you have any of these symptoms, it's important to contact a doctor right away. These symptoms include sudden dizziness, lightheadedness, fainting, shortness of breath, or heart palpitations, tiredness, drowsiness, muscle pain, cramps, dizziness, nausea, or vomiting. Do not stop using any medications without consulting a doctor.
Olmesartan medoxomil + chlorthalidoneRamipril
Severe
How does the drug interact with Olsertain Ct 20mg Tablet:
Coadministration of Olsertain Ct 20mg Tablet with Ramipril can increase potassium levels in the blood, which can lead to kidney failure, muscular paralysis, abnormal heart rhythm.

How to manage the interaction:
Although taking olmesartan medoxomil with ramipril may lead to an interaction but can be taken if prescribed by the doctor. However, consult a doctor if you experience nausea, vomiting, weakness, disorientation, tingling in your hands and feet, feelings of heaviness in your legs, a weak pulse, or a slow or irregular heartbeat. It is important to maintain proper fluid intake while taking these medications. Do not stop using any medications without consulting a doctor.
Olmesartan medoxomil + chlorthalidoneZiprasidone
Severe
How does the drug interact with Olsertain Ct 20mg Tablet:
Co-administration of Olsertain Ct 20mg Tablet with ziprasidone can increase the risk of an irregular heart rhythm.

How to manage the interaction:
Although there is an interaction, Olsertain Ct 20mg Tablet can be taken with ziprasidone if prescribed by the doctor. but it can be taken together if prescribed by a doctor. However, consult a doctor if you experience sudden dizziness, lightheadedness, fainting, shortness of breath, weakness, tiredness, drowsiness, confusion, muscle pain, cramps, nausea, or vomiting. Do not discontinue any medications without consulting a doctor.
Olmesartan medoxomil + chlorthalidoneTrimethoprim
Severe
How does the drug interact with Olsertain Ct 20mg Tablet:
Taking Olsertain Ct 20mg Tablet with trimethoprim can increase potassium levels in the blood.

How to manage the interaction:
Although taking Olsertain Ct 20mg Tablet with trimethoprim can lead to an interaction but can be taken if prescribed by a doctor. However, consult a doctor if you experience nausea, vomiting, weakness, disorientation, tingling in your hands and feet, feelings of heaviness in your legs, a weak pulse, or a slow or irregular heartbeat. It is crucial that you continue to consume enough fluids while taking these medications. Do not stop using any medications without talking to a doctor.
Olmesartan medoxomil + chlorthalidonePotassium citrate
Severe
How does the drug interact with Olsertain Ct 20mg Tablet:
Coadministration of Olsertain Ct 20mg Tablet with potassium citrate may increase potassium levels in the blood, which can lead to kidney failure, muscular paralysis, and abnormal heart rhythm.

How to manage the interaction:
Although taking Olsertain Ct 20mg Tablet together with potassium citrate may result in an interaction, they can be taken together if prescribed by your doctor. However, consult a doctor if you experience nausea, vomiting, weakness, disorientation, tingling in your hands and feet, feelings of heaviness in your legs, a weak pulse, or a slow or irregular heartbeat. It is essential to maintain proper fluid intake while taking these medications. Do not discontinue any medications without a doctor's advice.
Olmesartan medoxomil + chlorthalidonePotassium iodide
Severe
How does the drug interact with Olsertain Ct 20mg Tablet:
Coadministration of Olsertain Ct 20mg Tablet with potassium iodide may increase potassium levels in the blood, which can lead to kidney failure, muscular paralysis, abnormal heart rhythm.

How to manage the interaction:
Although taking Olsertain Ct 20mg Tablet together with potassium iodide may lead to an interaction but can be taken if prescribed by the doctor. However, consult a doctor if you experience nausea, vomiting, weakness, disorientation, tingling in your hands and feet, feelings of heaviness in your legs, a weak pulse, or a slow or irregular heartbeat. It is important to maintain proper fluid intake while taking these medications. Do not stop using any medications without consulting a doctor.
Olmesartan medoxomil + chlorthalidoneCaptopril
Severe
How does the drug interact with Olsertain Ct 20mg Tablet:
When Olsertain Ct 20mg Tablet is taken with captopril, it may cause low blood pressure, kidney problems, and may increase potassium levels in the blood.

How to manage the interaction:
Although taking Olsertain Ct 20mg Tablet with captopril may lead to an interaction but can be taken if prescribed by the doctor. However, consult a doctor if you experience nausea, vomiting, weakness, disorientation, tingling in your hands and feet, feelings of heaviness in your legs, a weak pulse, or a slow or irregular heartbeat. It is important to maintain proper fluid intake while taking these medications. Do not stop using any medications without consulting a doctor.

Drug-Food Interactions

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CHLORTHALIDONE-12.5MG+OLMESARTAN MEDOXOMIL-20MGPotassium rich foods
Moderate

Drug-Food Interactions

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CHLORTHALIDONE-12.5MG+OLMESARTAN MEDOXOMIL-20MGPotassium rich foods
Moderate
Common Foods to Avoid:
Lentils, Orange Juice, Oranges, Raisins, Potatoes, Salmon Dried, Spinach, Sweet Potatoes, Tomatoes, Coconut Water, Beans, Beetroot, Broccoli, Bananas, Apricots, Avocado, Yogurt

How to manage the interaction:
When Olsertain Ct 20mg Tablet is taken along with potassium-containing salt substitutes or over-the-counter potassium supplements it may lead to high potassium levels in blood. Avoid taking potassium-containing salt substitutes or over-the-counter potassium supplements with Olsertain Ct 20mg Tablet as this can lead to high potassium levels in the blood. However, consult a doctor if you experience weakness, irregular heartbeat, confusion, tingling of the extremities, or feelings of heaviness in the legs.

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FAQs

OLSERTAIN CT 20MG TABLET is used to treat high blood pressure. It works by relaxing blood vessels, this allows the blood to flow more smoothly and the heart to pump more efficiently. OLSERTAIN CT 20MG TABLET also removes extra water and certain electrolytes from the body. Thereby, it lowers fluid overload and blood pressure.

Taking OLSERTAIN CT 20MG TABLET may cause dehydration. So, to avoid dehydration, drink plenty of fluids and inform your doctor if you feel extremely thirsty.

It's unlikely that OLSERTAIN CT 20MG TABLET affects fertility in men or women. However, some water pills like hydrochlorothiazide may lead to erectile dysfunction. There's not enough evidence to say for certain. For best advise, consult your doctor.

OLSERTAIN CT 20MG TABLET can be safely taken as long as your doctor has prescribed it to you. Conditions such as high blood pressure are life-long conditions and one should not abruptly discontinue it without discussing it with a doctor.

OLSERTAIN CT 20MG TABLET is a combination of two medicines namely: Olmesartan medoxomil and Chlorthalidone. Olmesartan medoxomil is an angiotensin receptor blocker (ARB) that works by blocking the hormone angiotensin, thereby relaxing blood vessels. Chlorthalidone is a diuretic or water pill that removes extra water and certain electrolytes from the body. Together they lower fluid overload, blood pressure and improve blood flow.

You can take OLSERTAIN CT 20MG TABLET at any time of day, but it's preferable to take it in the morning. Consistency is key, so try to take it at the same time every day. Most importantly, follow your doctor's instructions and take OLSERTAIN CT 20MG TABLET exactly as directed.

Taking OLSERTAIN CT 20MG TABLET can cause dizziness in some people. This is usually mild and temporary. To minimize this risk, take OLSERTAIN CT 20MG TABLET as directed, get up slowly, and avoid standing for long periods. If you experience severe or persistent dizziness, contact your doctor. Always consult your doctor if you have concerns about side effects or taking OLSERTAIN CT 20MG TABLET.

While using OLSERTAIN CT 20MG TABLET, consider making lifestyle changes to help manage your blood pressure and overall health. Maintain a healthy weight, exercise for at least 30 minutes a day, and eat a balanced diet rich in whole grains, fruits, vegetables, and low-fat dairy products. Limit your sodium intake and alcohol consumption, and quit smoking if you haven't already. Manage stress through mindfulness practices and social support, and monitor your blood pressure daily. Additionally, include omega-3 rich foods in your diet and use low-fat oils like olive, soybean, canola, and coconut oil for cooking. Remember to consult your doctor for personalized advice on making these lifestyle changes to ensure you're taking the best care of your health.

OLSERTAIN CT 20MG TABLET is not typically associated with weight gain and does not significantly affect body weight. However, it's important to remember that individual results may vary. If you have specific concerns or questions, it's always best to consult with your healthcare provider for personalized guidance and care.

Although rare, OLSERTAIN CT 20MG TABLET may cause serious side effects in a few individuals. These severe reactions include swelling of the face, throat, tongue, lips, eyes, hands, feet, ankles, or lower legs, as well as severe diarrhea, weight loss, difficulty breathing or swallowing, hoarseness, sore throat with fever, unusual bleeding or bruising, and severe skin rash with peeling skin. If you experience any of these symptoms, seek medical attention promptly. Your doctor will assess the risks and recommend the best course of action to relieve them.

Generally, OLSERTAIN CT 20MG TABLET is considered safe for long-term use, as it is often prescribed to manage conditions like high blood pressure, which may require lifelong treatment. In fact, many people take OLSERTAIN CT 20MG TABLET for extended periods to maintain healthy blood pressure and reduce the risk of cardiovascular complications as directed by the doctor. However, it's essential to regularly consult with your doctor to monitor your response to the medication, adjust dosages as needed, and minimize potential side effects.

Tell your doctor you're taking OLSERTAIN CT 20MG TABLET before surgery. They may ask you to stop taking it for a while to ensure your safety. This is because OLSERTAIN CT 20MG TABLET can lower blood pressure. Follow your doctor's advice to avoid any problems.

Common side effects of OLSERTAIN CT 20MG TABLET include dizziness, bradycardia (slow heart rate), cold extremities, headache, hypotension (low blood pressure), and nausea. While these side effects may be uncomfortable, they often have a minimal impact and may subside over time. However, if your symptoms worsen or become severe, consult your doctor promptly. They will assess your situation and provide guidance on managing your side effects, which may include adjusting your treatment plan to minimize your discomfort.

No, you must not take OLSERTAIN CT 20MG TABLET if you are pregnant. Taking it during pregnancy can cause severe harm or even death to the unborn baby. If you become pregnant while taking this medication, stop taking it immediately and contact your doctor.

Some people may notice a reduction in blood pressure within 1 to 2 weeks of starting treatment. However, the full blood-pressure-lowering effect may take several weeks and can continue to improve for up to 8 weeks with regular use. Continue taking the medicine exactly as prescribed and attend follow-up appointments so your doctor can monitor your progress. Talk to your doctor if your blood pressure remains high after a few weeks.

Severe muscle cramps can be a sign that the fluid and electrolyte levels in your body are off. You should contact your doctor right away to have your potassium and other blood levels checked.

No, high blood pressure usually has no outward symptoms, so you may feel perfectly fine even when your blood pressure is high. Stopping OLSERTAIN CT 20MG TABLET suddenly can cause your blood pressure to spike. Always talk to your doctor before making any changes.

No, you should avoid salt substitutes containing potassium. This medicine can affect how your body handles potassium, and adding extra potassium can lead to dangerously high levels in your blood. Talk to your doctor or pharmacist for safe dietary advice.

Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed one and continue with your normal schedule. Do not take two doses at once. Talk to your doctor or pharmacist if you frequently miss doses.

In some patients, particularly those with pre-existing kidney disease or severe dehydration, this medication can affect kidney function. Your doctor will likely monitor your kidneys through simple blood tests. Talk to your doctor if you experience sudden changes in urination.

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Reference

  1. Electronic Medicines Compendium (EMC). Product Summary of Product Characteristics (SmPC). Cheshire, UK: Datapharm; 2025. [Accessed on 02 Jun. 2026] Check here
  2. Drugs.com Clinical Review Team. Olmesartan Clinical Drug Monograph. Auckland, NZ: Drugs.com; 2026. [Accessed on 02 Jun. 2026] Check here
  3. Mayo Clinic Staff. Drg 20071817 Inhalation and Dosage Monograph. Rochester, MN: Mayo Foundation for Medical Education; 2025. [Accessed on 02 Jun. 2026] Check here
  4. Electronic Medicines Compendium (EMC). Pil.8787 Patient Information Leaflet (PIL). Cheshire, UK: Datapharm; 2025. [Accessed on 02 Jun. 2026] Check here
  5. Chlorthalidone [Prescribing Information]. 2019. [Accessed on 28th Sept. 2023] Check here
  6. Olmesartan Medoxomil [Package Insert Leaflet]. 2022. [Accessed on 28th Sept. 2023] Check here
  7. Olmesartan medoxomil 10 mg Film-coated tablets - Summary of Product Characteristics (SmPC) - (emc) [Internet]. Medicines.org.uk. [Accessed on 24 Mar 2025]Check here

Country of origin

India

Manufacturer/Marketer address

Dr. Reddy's Laboratories Ltd., 8-2-337, Road No. 3, Banjara Hills, Hyderabad, Telangana 500034, INDIA
Other Info - OLS0060

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