Sotalol and Tacrolimus: Drug Interaction Guide

Quick answer: This combination requires caution. Sotalol and Tacrolimus can be used together with adjustments and monitoring.

Interaction severity: Moderate — caution required

How Sotalol interacts with Tacrolimus

Sotalol prolongs cardiac repolarisation through potassium channel blockade. Tacrolimus can contribute to QT prolongation and electrolyte disturbances, increasing torsades de pointes risk.

What you should do

Use caution and assess baseline QT interval and electrolytes. Correct hypokalaemia or hypomagnesaemia and repeat ECG monitoring in higher-risk patients.

Key facts

Severity

Moderate — caution required

Mechanism

Sotalol prolongs cardiac repolarisation through potassium channel blockade. Tacrolimus can contribute to QT prolongation...

Action

Use caution and assess baseline QT interval and electrolytes. Correct hypokalaemia or hypomagnesaemia and repeat ECG mon...

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 Sotalol and Tacrolimus together?

With caution. Use caution and assess baseline QT interval and electrolytes. Correct hypokalaemia or hypomagnesaemia and repeat ECG monitoring in higher-risk patients.

What is the severity of this interaction?

The interaction between Sotalol and Tacrolimus is classified as Moderate — caution required. Sotalol prolongs cardiac repolarisation through potassium channel blockade. Tacrolimus can contribute to QT prolongation and electrolyte disturbances, increasing torsades de pointes risk.

What should I do if I'm prescribed both?

Use caution and assess baseline QT interval and electrolytes. Correct hypokalaemia or hypomagnesaemia and repeat ECG monitoring in higher-risk patients. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

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