Atenolol

Zydus Cadila ,

زیڈس کیڈیلا

Aten 50mg Tablet ,

Aten 50mg گولی 14s

Angina Pectoris ,

Angina

DRUG STATUS

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Approvals

US. FDA / uk mhra / ema / pdma

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Essential Medicine

WHO / India

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Use in Pregnancy

Not Advised / Caution

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Pharmaceutical Class

ama / pdma

Summary

  • Atenolol is used to treat high blood pressure, chest pain or angina, and to improve survival after a heart attack. It can also be used to prevent migraines, treat alcohol withdrawal, heart failure, and irregular heartbeat.

  • Atenolol works by relaxing the blood vessels and slowing the heart rate. This makes it easier for blood to flow through the vessels, reduces the amount of blood being pumped through the body, and lowers blood pressure, which can help prevent heart attacks and strokes.

  • Atenolol is typically taken orally, once daily. The dosage varies depending on the condition being treated: for high blood pressure, 25-50 mg once daily; for chest pain, 100 mg once daily or 50 mg twice daily; for irregular heartbeats, 50-100 mg once daily; and for migraines, 25-100 mg twice daily.

  • Common side effects of Atenolol include fatigue, dizziness, cold hands or feet, and slow heart rate. More serious side effects can include low blood pressure, shortness of breath, wheezing, depression, and sexual dysfunction.

  • Atenolol should be used with caution in people with asthma, COPD, slow heart rate, heart block, severe kidney impairment, or low blood pressure. It is not recommended for individuals with severe sinus slow heart rate, second or third-degree heart block, cardiogenic shock, or hypersensitivity to the drug. Abrupt discontinuation may worsen conditions like angina or heart failure, so gradual tapering is recommended.

Indications and Purpose

How does Atenolol work?

Atenolol relaxes the blood vessels, making it easier for blood to flow through them. It also slows the heart rate, which reduces the amount of blood pumped through the body. These effects combined lower blood pressure, which can help prevent heart attacks and strokes.

How does one know if Atenolol is working?

The effectiveness of Atenolol is evaluated through regular blood pressure measurements, heart rate monitoring, and electrocardiograms (ECGs). In patients with hypertension, blood pressure reduction is a key indicator of benefit, while in those with angina or heart disease, symptom relief and improved exercise tolerance are also evaluated. Long-term outcomes, such as reduced risk of heart attack or stroke, are assessed through clinical studies and patient monitoring.

 

 

Is Atenolol effective?

Atenolol has been extensively studied and shown to be effective in treating conditions like hypertension (high blood pressure) and angina (chest pain). Clinical trials have demonstrated its ability to reduce blood pressure and heart rate, improving outcomes for patients with cardiovascular conditions. It has also been proven to lower the risk of heart attacks and strokes, especially in patients with high blood pressure or a history of heart disease.

 

 

What is Atenolol used for?

**Atenolol is a medication used to treat:** * High blood pressure * Chest pain (angina) * Improve chances of survival after a heart attack * Prevent migraines * Treat alcohol withdrawal * Heart failure * Irregular heartbeat

Directions for Use

How do I take Atenolol?

Atenolol can be taken with or without food, as food does not significantly affect its absorption. It is typically taken once daily at the same time each day. To help remember, try to take it at a consistent time. Avoid alcohol while taking atenolol, as it can increase side effects like dizziness or drowsiness. Always follow your doctor's dosage instructions.

 

 

How long does it take for Atenolol to start working?

Atenolol is a medication that can take some time to start working fully. It may take up to two weeks before you feel the complete benefits of taking atenolol. This is because the medication needs time to build up in your body and start working.

How should I dispose of Atenolol?

Unused medications can be harmful if they are accidentally taken by pets, children, or others. It's important not to flush these medications down the toilet, as this can contaminate the water supply. Instead, look for a local medicine take-back program where you can safely dispose of unused medications

How should I store Atenolol?

Atenolol tablets should be kept at a temperature between 68°F to 77°F (20°C to 25°C). This is considered room temperature.

What are the consequences to stopping Atenolol?

If you abruptly discontinue using atenolol, your heart could be severely affected, causing problems like chest pain, heart attack, or an irregular heartbeat. Your doctor will likely recommend reducing your dosage gradually.

What is Atenolol’s dose and duration?

Atenolol is a medication used to treat various conditions: * **High blood pressure:** 25-50 mg once daily * **Chest pain (angina):** 100 mg once daily or 50 mg twice daily * **Irregular heartbeats (arrhythmia):** 50-100 mg once daily * **Migraines:** 25-100 mg twice daily Remember to take it around the same time each day to stay consistent.

What should I do if I miss a dose of Atenolol?

If you miss a dose of atenolol, take it when you remember. However, if it's close to your next scheduled dose, skip the missed dose and take your next dose as usual. Do not take two doses at the same time.

Warnings and Precautions

Can Atenolol be taken safely while breastfeeding?

If your healthcare provider says your baby is healthy, it might be safe to take atenolol while breastfeeding. However, atenolol can sometimes pass into breast milk in high amounts. Therefore, it's important to be cautious and monitor your baby closely. Atenolol can potentially cause a baby's heart rate to slow down. Premature babies or those with kidney problems may be at higher risk for side effects. There's also a slight possibility that atenolol can affect a baby's blood sugar levels, especially after birth. For this reason, your baby's blood sugar levels may be monitored in the hospital for the first 24 hours to ensure they are stable before you go home.

Can Atenolol be taken safely while pregnant?

Atenolol is a medicine used to treat high blood pressure that can be taken during pregnancy. However, labetalol is a similar medicine that works the same way and is more commonly used during pregnancy because there is more safety information available for it. Atenolol may affect the baby's growth in the womb, so extra scans may be offered to check the baby's growth. There is also a small chance that atenolol can affect a baby's blood sugar levels just after birth. Because of this, the baby's blood sugar levels may be monitored in the hospital for the first 24 hours to make sure everything is okay before going home. If you become pregnant while taking atenolol, call your doctor immediately.

Can Atenolol be taken safely while trying to conceive?

Atenolol does not appear to affect fertility in either men or women. This means that it is unlikely to interfere with the ability to have children.

Can I take Atenolol with other prescription drugs?

Atenolol can interact with several prescription drugs, including:

  1. Calcium channel blockers (e.g., verapamil, diltiazem): May enhance the effects of atenolol, leading to dangerously low heart rate and blood pressure.
  2. Antiarrhythmic drugs (e.g., amiodarone, quinidine): Can increase the risk of bradycardia and heart block.
  3. Clonidine: Abrupt discontinuation of clonidine while on atenolol can lead to a hypertensive crisis.
  4. NSAIDs (e.g., ibuprofen): May reduce the blood pressure-lowering effect of atenolol.
  5. Diuretics (e.g., furosemide): May increase the risk of electrolyte imbalances and hypotension.

 

Can I take Atenolol with vitamins or supplements?

Atenolol can interact with vitamin D and calcium supplements, as these may affect blood pressure or heart rate. Calcium supplements, particularly when taken in large amounts, can reduce the effectiveness of atenolol by increasing blood pressure. Additionally, potassium supplements or potassium-sparing diuretics may increase the risk of hyperkalemia when used with atenolol. Always consult a healthcare provider before taking supplements alongside this medication.

 

 

What are Atenolol possible harms and risks?

The most common side effects of Atenolol include fatigue, dizziness, cold hands or feet, and bradycardia (slow heart rate). More significant adverse effects can include hypotension (low blood pressure), shortness of breath, wheezing, depression, and sexual dysfunction. Rare but serious reactions may involve heart block, liver problems, and severe allergic reactions.

 

 

Who should avoid taking Atenolol?

Atenolol should be used with caution in people with asthma, chronic obstructive pulmonary disease (COPD), bradycardia, heart block, severe kidney impairment, or hypotension. It is contraindicated in individuals with severe sinus bradycardia, second- or third-degree heart block, cardiogenic shock, or hypersensitivity to the drug. Abrupt discontinuation may worsen conditions like angina or heart failure; gradual tapering is recommended.

 

 

Forms / Brands

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