Drug interactions
Ofloxacin + Trimipramine
Severity: Moderate
Ofloxacin and Trimipramine: 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 the combination may increase the chance of serious ventricular arrhythmia. Risk rises with overdose, hypokalemia, bradycardia or underlying heart disease.
What this interaction means in plain words
Ofloxacin and Trimipramine 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.
Ofloxacin belongs to Anti Bacterial; Trimipramine belongs to Central Nervous System.
Why it happens
Additive hERG channel blockade delaying ventricular repolarization.
What to do
Check a baseline ECG and electrolytes and monitor for palpitations or syncope. Prefer a non-QT-prolonging antibiotic in high-risk patients.
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 Ofloxacin
- Ofloxacin + Thioridazine Contraindicated
- Adagrasib + Ofloxacin Major
- Amiodarone + Ofloxacin Major
- Amisulpride + Ofloxacin Major
- Anagrelide + Ofloxacin Major
- Arsenic trioxide + Ofloxacin Major
Other interactions of Trimipramine
- Disopyramide + Trimipramine Contraindicated
- Dofetilide + Trimipramine Contraindicated
- Ibutilide + Trimipramine Contraindicated
- Isocarboxazid + Trimipramine Contraindicated
- Pentamidine + Trimipramine Contraindicated
- Phenelzine + Trimipramine Contraindicated
Frequently asked questions
Can I take Ofloxacin with Trimipramine?
MediHelp rates the interaction as moderate. Ofloxacin and Trimipramine 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 the combination may increase the chance of serious ventricular arrhythmia. Risk rises with overdose, hypokalemia, bradycardia or underlying heart disease.
How serious is the interaction between Ofloxacin and Trimipramine?
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 a baseline ECG and electrolytes and monitor for palpitations or syncope. Prefer a non-QT-prolonging antibiotic in high-risk patients.
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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