Drug interactions
Droperidol + Gemifloxacin
Severity: Major
Droperidol and Gemifloxacin: major interaction.
Last updated Sources: Base de donnees publique des medicaments (France)
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
Droperidol carries a boxed warning for QT prolongation and torsades de pointes. Combining it with gemifloxacin adds to this risk.
What this interaction means in plain words
Droperidol and Gemifloxacin 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 ventricular repolarization via potassium channel blockade.
What to do
Avoid the combination where possible and use a non-QT-prolonging antiemetic or antibiotic. If both are needed, perform ECG monitoring and correct 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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References
Other interactions of Gemifloxacin
- Arsenic trioxide + Gemifloxacin Contraindicated
- Dofetilide + Gemifloxacin Contraindicated
- Gemifloxacin + Ibutilide Contraindicated
- Gemifloxacin + Pimozide Contraindicated
- Gemifloxacin + Thioridazine Contraindicated
- Gemifloxacin + Vandetanib Contraindicated
Frequently asked questions
Can I take Droperidol with Gemifloxacin?
MediHelp rates the interaction as major. Droperidol and Gemifloxacin 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. Droperidol carries a boxed warning for QT prolongation and torsades de pointes. Combining it with gemifloxacin adds to this risk.
How serious is the interaction between Droperidol and Gemifloxacin?
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 where possible and use a non-QT-prolonging antiemetic or antibiotic. If both are needed, perform ECG monitoring and correct electrolytes.
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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