Drug interactions
Panobinostat + Voriconazole
Severity: Major
Panobinostat and Voriconazole: 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
Both drugs can prolong the QT interval, and voriconazole may also increase panobinostat exposure. The combination raises the risk of torsades de pointes and other serious arrhythmias.
What this interaction means in plain words
Panobinostat and Voriconazole 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; Voriconazole belongs to Anti Fungals.
Why it happens
Additive QT prolongation, plus CYP3A4 inhibition by voriconazole increasing panobinostat levels.
What to do
Avoid if possible. If unavoidable, reduce the panobinostat dose per labeling and 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 Voriconazole
- Avanafil + Voriconazole Contraindicated
- Butabarbital + Voriconazole Contraindicated
- Carbamazepine + Voriconazole Contraindicated
- Conivaptan + Voriconazole Contraindicated
- Dihydroergotamine intranasal + Voriconazole Contraindicated
- Dihydroergotamine + Voriconazole 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 Voriconazole?
MediHelp rates the interaction as major. Panobinostat and Voriconazole 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. Both drugs can prolong the QT interval, and voriconazole may also increase panobinostat exposure. The combination raises the risk of torsades de pointes and other serious arrhythmias.
How serious is the interaction between Panobinostat and Voriconazole?
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. If unavoidable, reduce the panobinostat dose per labeling and monitor ECG and electrolytes.
What other medicines interact with Voriconazole?
MediHelp also lists interactions of Voriconazole with, for example, Avanafil, Butabarbital, Carbamazepine. The full list is on the Voriconazole page.
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