Atenolol

Atenolol is a medication that belongs to a class of drugs known as beta-blockers. It is commonly used to manage various heart-related conditions.

It helps in controlling high blood pressure and reducing the risk of complications associated with heart diseases.

Information about Atenolol

Atenolol Uses

Atenolol is typically prescribed for the management of several cardiovascular conditions. It helps in improving heart health and preventing complications.

High blood pressure (hypertension)
Angina (chest pain)
Heart rhythm disorders
Prevention of heart attacks
Management of anxiety-related symptoms

How Atenolol Works

Atenolol works by blocking certain natural chemicals in the body, such as adrenaline, which affects the heart and blood vessels.

This action helps to lower heart rate, blood pressure, and strain on the heart.

By relaxing blood vessels, Atenolol improves blood flow and reduces the workload on the heart.

Common side effects of Atenolol

Not everyone experiences side effects from Atenolol, and many side effects are mild and temporary. However, some people may experience the following:

Dizziness
Tiredness
Cold hands or feet
Slow heartbeat
Stomach upset
Depression
Shortness of breath

If you experience serious or persistent symptoms, it’s important to contact your doctor.

CONTENT DETAILS

Written By

Douglas C. Goldberg, MD

Reviewed By

Philip Schein, MD

Last updated

28 Nov 2025 | 03:00 PM (UTC)

Medicine brands for Atenolol

Tenormin
Dosage: 50mg, 100mg
from $32.0018 variant(s)

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Expert advice for Atenolol

Monitor your blood pressure and heart rate regularly while taking Atenolol.
Avoid heavy alcohol consumption as it may increase certain side effects.
Inform your doctor of any other medications you are taking to prevent interactions.
Do not stop taking Atenolol suddenly without consulting your doctor.
Be cautious when driving or operating machinery if you feel dizzy or tired.

Always consult your doctor for personalized medical advice and before making any changes to your medication regimen.

Frequently Asked Questions

How long does Atenolol take to work?

Atenolol may start to work within a few hours, but it may take a few weeks to see its full effect on blood pressure.

Can Atenolol be taken with other medications?

Atenolol can interact with other medications. It’s important to inform your doctor about all the medicines you are taking.

Does Atenolol cause weight gain?

Weight gain is not a common side effect of Atenolol, but if you notice significant changes, consult your doctor.

Is Atenolol safe for long-term use?

Atenolol is generally considered safe for long-term use when taken as prescribed by a doctor.

Can I stop taking Atenolol if I feel better?

Do not stop taking Atenolol without consulting your doctor, even if you feel better, as it may worsen your condition.