Haloperidol and Sotalol: Drug Interaction Guide

Quick answer: This is a major interaction — avoid combining Haloperidol and Sotalol unless specifically directed by your doctor.

Interaction severity: Major — avoid combination

How Haloperidol interacts with Sotalol

Both sotalol and haloperidol can prolong ventricular repolarization through effects on cardiac potassium currents. Additive QT prolongation increases torsades de pointes risk.

What you should do

Avoid where possible. If unavoidable, obtain baseline and follow-up ECGs, correct electrolytes, and monitor for arrhythmia risk factors.

Key facts

Severity

Major — avoid combination

Mechanism

Both sotalol and haloperidol can prolong ventricular repolarization through effects on cardiac potassium currents. Addit...

Action

Avoid where possible. If unavoidable, obtain baseline and follow-up ECGs, correct electrolytes, and monitor for arrhythm...

Important medical disclaimer: This page provides educational information about drug interactions for general reference. It is not a substitute for professional medical advice, diagnosis, or treatment. Always discuss your specific medications with a qualified healthcare provider before starting, stopping, or changing any treatment. About our editorial team.

Frequently asked questions

Can I take Haloperidol and Sotalol together?

No — this combination should generally be avoided. Avoid where possible. If unavoidable, obtain baseline and follow-up ECGs, correct electrolytes, and monitor for arrhythmia risk factors.

What is the severity of this interaction?

The interaction between Haloperidol and Sotalol is classified as Major — avoid combination. Both sotalol and haloperidol can prolong ventricular repolarization through effects on cardiac potassium currents. Additive QT prolongation increases torsades de pointes risk.

What should I do if I'm prescribed both?

Avoid where possible. If unavoidable, obtain baseline and follow-up ECGs, correct electrolytes, and monitor for arrhythmia risk factors. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

Last reviewed: by iMedic Medical Editorial Team. Our editorial process.