Drug interactions
Clomipramine + Mobocertinib
Severity: Major
Clomipramine and Mobocertinib: 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
Mobocertinib carries a boxed warning for QTc prolongation and torsades de pointes, and clomipramine adds to this effect. The combination markedly increases the risk of life-threatening arrhythmia.
What this interaction means in plain words
Clomipramine and Mobocertinib 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.
Why it happens
Additive prolongation of the QTc interval.
What to do
Avoid concomitant use and choose a non-QT-prolonging alternative to clomipramine. If unavoidable, reduce the mobocertinib dose and monitor ECG and electrolytes frequently.
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 Clomipramine
- Arsenic trioxide + Clomipramine Contraindicated
- Clomipramine + Dofetilide Contraindicated
- Clomipramine + Droperidol Contraindicated
- Clomipramine + Isocarboxazid Contraindicated
- Clomipramine + Methylene blue Contraindicated
- Clomipramine + Pentamidine Contraindicated
Frequently asked questions
Can I take Clomipramine with Mobocertinib?
MediHelp rates the interaction as major. Clomipramine and Mobocertinib 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. Mobocertinib carries a boxed warning for QTc prolongation and torsades de pointes, and clomipramine adds to this effect. The combination markedly increases the risk of life-threatening arrhythmia.
How serious is the interaction between Clomipramine and Mobocertinib?
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 concomitant use and choose a non-QT-prolonging alternative to clomipramine. If unavoidable, reduce the mobocertinib dose and monitor ECG and electrolytes frequently.
What other medicines interact with Clomipramine?
MediHelp also lists interactions of Clomipramine with, for example, Arsenic trioxide, Dofetilide, Droperidol. The full list is on the Clomipramine page.
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