Drug interactions
Gemifloxacin + Panobinostat
Severity: Major
Gemifloxacin and Panobinostat: 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 gemifloxacin has a similar effect. Together they increase the chance of torsades de pointes and other dangerous arrhythmias.
What this interaction means in plain words
Gemifloxacin and Panobinostat 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.
Gemifloxacin belongs to Anti Bacterial; Panobinostat belongs to Oncology.
Why it happens
Additive pharmacodynamic QT prolongation from delayed cardiac repolarization.
What to do
Avoid the combination and choose an antibiotic without QT effects. If it cannot be avoided, obtain baseline and serial ECGs and keep potassium and magnesium within normal range.
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 Gemifloxacin
- Arsenic trioxide + Gemifloxacin Contraindicated
- Dofetilide + Gemifloxacin Contraindicated
- Gemifloxacin + Ibutilide Contraindicated
- Gemifloxacin + Pimozide Contraindicated
- Gemifloxacin + Thioridazine Contraindicated
- Gemifloxacin + Vandetanib 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 Gemifloxacin with Panobinostat?
MediHelp rates the interaction as major. Gemifloxacin and Panobinostat 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 gemifloxacin has a similar effect. Together they increase the chance of torsades de pointes and other dangerous arrhythmias.
How serious is the interaction between Gemifloxacin and Panobinostat?
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 choose an antibiotic without QT effects. If it cannot be avoided, obtain baseline and serial ECGs and keep potassium and magnesium within normal range.
What other medicines interact with Gemifloxacin?
MediHelp also lists interactions of Gemifloxacin with, for example, Arsenic trioxide, Dofetilide, Ibutilide. The full list is on the Gemifloxacin page.
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