Drug interactions
Anagrelide + Ofloxacin
Severity: Major
Anagrelide and Ofloxacin: 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
Anagrelide can prolong the QT interval and cause tachyarrhythmias, and ofloxacin may add to the QT effect. Together they may increase the risk of serious ventricular arrhythmia.
What this interaction means in plain words
Anagrelide and Ofloxacin 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.
Anagrelide belongs to Cardiovascular; Ofloxacin belongs to Anti Bacterial.
Why it happens
Additive QT prolongation.
What to do
Avoid the combination when an alternative antibiotic exists. If needed, check baseline ECG and electrolytes and monitor the QTc.
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 Ofloxacin
- Ofloxacin + Thioridazine Contraindicated
- Adagrasib + Ofloxacin Major
- Amiodarone + Ofloxacin Major
- Amisulpride + Ofloxacin Major
- Arsenic trioxide + Ofloxacin Major
- Artemether / lumefantrine + Ofloxacin Major
Other interactions of Anagrelide
- Anagrelide + Panobinostat Contraindicated
- Anagrelide + Pimozide Contraindicated
- Anagrelide + Thioridazine Contraindicated
- Anagrelide + Vandetanib Contraindicated
- Abrocitinib + Anagrelide Major
- Alfuzosin + Anagrelide Major
Frequently asked questions
Can I take Anagrelide with Ofloxacin?
MediHelp rates the interaction as major. Anagrelide and Ofloxacin 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. Anagrelide can prolong the QT interval and cause tachyarrhythmias, and ofloxacin may add to the QT effect. Together they may increase the risk of serious ventricular arrhythmia.
How serious is the interaction between Anagrelide and Ofloxacin?
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 when an alternative antibiotic exists. If needed, check baseline ECG and electrolytes and monitor the QTc.
What other medicines interact with Ofloxacin?
MediHelp also lists interactions of Ofloxacin with, for example, Thioridazine, Adagrasib, Amiodarone. The full list is on the Ofloxacin page.
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