Drug interactions
Panobinostat + Propafenone
Severity: Major
Panobinostat and Propafenone: 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
Panobinostat prolongs the QT interval and its labeling advises against use with other QT-prolonging drugs. Propafenone adds proarrhythmic effects, so the risk of torsades de pointes is increased.
What this interaction means in plain words
Panobinostat and Propafenone 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.
Panobinostat belongs to Oncology; Propafenone belongs to Cardiovascular.
Why it happens
Additive QT prolongation and proarrhythmic effects.
What to do
Avoid the combination and use an alternative antiarrhythmic. If it is unavoidable, 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 Propafenone
- Dofetilide + Propafenone Contraindicated
- Dronedarone + Propafenone Contraindicated
- Nilotinib + Propafenone Contraindicated
- Nirmatrelvir / ritonavir + Propafenone Contraindicated
- Nirmatrelvir + Propafenone Contraindicated
- Pimozide + Propafenone Contraindicated
Other interactions of Panobinostat
- Amiodarone + Panobinostat Contraindicated
- Anagrelide + Panobinostat Contraindicated
- Chloroquine + Panobinostat Contraindicated
- Chlorpromazine + Panobinostat Contraindicated
- Dronedarone + Panobinostat Contraindicated
- Haloperidol + Panobinostat Contraindicated
Frequently asked questions
Can I take Panobinostat with Propafenone?
MediHelp rates the interaction as major. Panobinostat and Propafenone 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. Panobinostat prolongs the QT interval and its labeling advises against use with other QT-prolonging drugs. Propafenone adds proarrhythmic effects, so the risk of torsades de pointes is increased.
How serious is the interaction between Panobinostat and Propafenone?
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 the combination and use an alternative antiarrhythmic. If it is unavoidable, monitor ECG and electrolytes frequently.
What other medicines interact with Propafenone?
MediHelp also lists interactions of Propafenone with, for example, Dofetilide, Dronedarone, Nilotinib. The full list is on the Propafenone page.
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