Drug interactions
Gemifloxacin + Sevoflurane
Severity: Moderate
Gemifloxacin and Sevoflurane: moderate 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 agents can prolong the QT interval, so combining them during anesthesia may raise the risk of torsades de pointes. The risk is higher with electrolyte disturbances, bradycardia or underlying heart disease.
What this interaction means in plain words
Gemifloxacin and Sevoflurane can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Gemifloxacin belongs to Anti Bacterial; Sevoflurane belongs to Central Nervous System.
Why it happens
Additive prolongation of cardiac repolarization through blockade of potassium channels.
What to do
Check the baseline ECG and correct potassium and magnesium before surgery in patients receiving gemifloxacin. Monitor the ECG during anesthesia, or choose a non-QT-prolonging antibiotic for perioperative cover.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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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 Sevoflurane
Frequently asked questions
Can I take Gemifloxacin with Sevoflurane?
MediHelp rates the interaction as moderate. Gemifloxacin and Sevoflurane can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Both agents can prolong the QT interval, so combining them during anesthesia may raise the risk of torsades de pointes. The risk is higher with electrolyte disturbances, bradycardia or underlying heart disease.
How serious is the interaction between Gemifloxacin and Sevoflurane?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Check the baseline ECG and correct potassium and magnesium before surgery in patients receiving gemifloxacin. Monitor the ECG during anesthesia, or choose a non-QT-prolonging antibiotic for perioperative cover.
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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