Drug interactions
Mobocertinib + Paliperidone
Severity: Major
Mobocertinib and Paliperidone: 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 paliperidone adds to this effect. The combination raises the risk of life-threatening arrhythmia.
What this interaction means in plain words
Mobocertinib and Paliperidone 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 pharmacodynamic QT prolongation.
What to do
Avoid concurrent use where possible. If unavoidable, reduce the mobocertinib dose per labeling and monitor ECG and electrolytes more 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 Paliperidone
- Ibutilide + Paliperidone Contraindicated
- Paliperidone + Pimozide Contraindicated
- Paliperidone + Vandetanib Contraindicated
- Adagrasib + Paliperidone Major
- Amiodarone + Paliperidone Major
- Amisulpride + Paliperidone Major
Frequently asked questions
Can I take Mobocertinib with Paliperidone?
MediHelp rates the interaction as major. Mobocertinib and Paliperidone 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 paliperidone adds to this effect. The combination raises the risk of life-threatening arrhythmia.
How serious is the interaction between Mobocertinib and Paliperidone?
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 concurrent use where possible. If unavoidable, reduce the mobocertinib dose per labeling and monitor ECG and electrolytes more frequently.
What other medicines interact with Paliperidone?
MediHelp also lists interactions of Paliperidone with, for example, Ibutilide, Pimozide, Vandetanib. The full list is on the Paliperidone page.
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