Active Ingredient

Sotalol

Sotalol is a medication belonging to the beta-blocker class. It is commonly used to help manage certain heart conditions.

This medication is typically prescribed to regulate heart rhythm and prevent complications associated with abnormal heartbeats.

Written By Douglas C. Goldberg, MD

Reviewed By Philip Schein, MD

Last Updated 28 Nov 2025

Available Sotalol Brands

Betapace

Strengths 40mg, 80 mg

Sotalol is primarily used to treat certain types of irregular heartbeats. It helps in managing conditions that affect the heart’s rhythm.

Sotalol works by affecting the heart’s electrical activity, helping to maintain a regular heartbeat.

As a beta-blocker, it blocks certain natural chemicals in the body, such as adrenaline, that affect the heart and blood vessels.

This action helps to slow down the heart rate and improve heart rhythm stability.

While not everyone experiences side effects, some may occur and are often mild and temporary.

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

Monitor your heart rate and report any significant changes to your doctor.
Avoid consuming heavy alcohol as it may affect heart rhythm.
Inform your healthcare provider about any other medications you are taking to avoid interactions.
Do not stop taking Sotalol suddenly without consulting your doctor.
Be cautious if you have conditions like asthma or diabetes, as Sotalol may affect these conditions.

Always consult your doctor for personalized medical advice.

What is Sotalol used for?

Sotalol is used to treat certain types of irregular heartbeats, such as ventricular arrhythmias and atrial fibrillation.

How does Sotalol work?

Sotalol works by blocking certain natural chemicals in the body, leading to a slower heart rate and improved heart rhythm.

Can I drink alcohol while taking Sotalol?

It is advisable to avoid heavy alcohol consumption as it may interfere with the effects of Sotalol on heart rhythm.

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

If you miss a dose, take it as soon as you remember unless it’s almost time for your next dose. In such cases, skip the missed dose.

Are there any special precautions I should take while on Sotalol?

Monitor your heart rate, avoid stopping the medication suddenly, and inform your doctor of any other medications you’re taking.