Drug interactions
Sotalol + Trimipramine
Severity: Major
Sotalol and Trimipramine: major interaction.
Last updated
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
Trimipramine, a tricyclic antidepressant, can prolong QT and slow conduction. With sotalol, the risk of torsades de pointes and other ventricular arrhythmias rises.
What this interaction means in plain words
Sotalol and Trimipramine 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.
Sotalol belongs to Cardiovascular; Trimipramine belongs to Central Nervous System.
Why it happens
Additive QT prolongation through cardiac potassium and sodium channel effects.
What to do
Avoid if possible and consider an antidepressant with less cardiac effect. If combined, monitor ECG and electrolytes.
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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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 Trimipramine
- Disopyramide + Trimipramine Contraindicated
- Dofetilide + Trimipramine Contraindicated
- Ibutilide + Trimipramine Contraindicated
- Isocarboxazid + Trimipramine Contraindicated
- Pentamidine + Trimipramine Contraindicated
- Phenelzine + Trimipramine Contraindicated
Frequently asked questions
Can I take Sotalol with Trimipramine?
MediHelp rates the interaction as major. Sotalol and Trimipramine 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. Trimipramine, a tricyclic antidepressant, can prolong QT and slow conduction. With sotalol, the risk of torsades de pointes and other ventricular arrhythmias rises.
How serious is the interaction between Sotalol and Trimipramine?
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 and consider an antidepressant with less cardiac effect. If combined, monitor ECG and electrolytes.
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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