Drug interactions
Escitalopram + Sotalol
Severity: Major
Escitalopram and Sotalol: major interaction.
Last updated Sources: US FDA label
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Escitalopram causes dose-dependent QT prolongation, which adds to the effect of sotalol. The risk of torsades de pointes is increased, particularly with hypokalemia, bradycardia or higher doses.
What this interaction means in plain words
Escitalopram and Sotalol can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Escitalopram belongs to Central Nervous System; Sotalol belongs to Cardiovascular.
Why it happens
Additive QT prolongation through cardiac potassium channel effects.
What to do
Avoid if possible or keep escitalopram at the lowest effective dose, with ECG and electrolyte monitoring. Consider an SSRI with less QT effect such as sertraline.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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References
Other interactions of Sotalol
- Arsenic trioxide + Sotalol Contraindicated
- Artemether / lumefantrine + Sotalol Contraindicated
- Disopyramide + Sotalol Contraindicated
- Dofetilide + Sotalol Contraindicated
- Dronedarone + Sotalol Contraindicated
- Droperidol + Sotalol Contraindicated
Other interactions of Escitalopram
- Cisapride + Escitalopram Contraindicated
- Citalopram + Escitalopram Contraindicated
- Escitalopram + Isocarboxazid Contraindicated
- Escitalopram + Methylene blue Contraindicated
- Escitalopram + Phenelzine Contraindicated
- Escitalopram + Pimozide Contraindicated
Frequently asked questions
Can I take Escitalopram with Sotalol?
MediHelp rates the interaction as major. Escitalopram and Sotalol can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Escitalopram causes dose-dependent QT prolongation, which adds to the effect of sotalol. The risk of torsades de pointes is increased, particularly with hypokalemia, bradycardia or higher doses.
How serious is the interaction between Escitalopram and Sotalol?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid if possible or keep escitalopram at the lowest effective dose, with ECG and electrolyte monitoring. Consider an SSRI with less QT effect such as sertraline.
What other medicines interact with Sotalol?
MediHelp also lists interactions of Sotalol with, for example, Arsenic trioxide, Artemether / lumefantrine, Disopyramide. The full list is on the Sotalol page.
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