Drug interactions
Ofloxacin + Paliperidone
Severity: Moderate
Ofloxacin and Paliperidone: 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
Paliperidone prolongs the QT interval and ofloxacin can add to this effect. The combination increases the risk of torsades de pointes, particularly in patients with cardiac disease, renal impairment or electrolyte imbalance.
What this interaction means in plain words
Ofloxacin and Paliperidone 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; Paliperidone belongs to Central Nervous System.
Why it happens
Additive prolongation of cardiac repolarization through hERG potassium channel blockade.
What to do
Obtain a baseline ECG and correct hypokalemia and hypomagnesemia. Prefer an antibiotic without QT effect 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 Paliperidone
- Ibutilide + Paliperidone Contraindicated
- Paliperidone + Pimozide Contraindicated
- Paliperidone + Vandetanib Contraindicated
- Adagrasib + Paliperidone Major
- Amiodarone + Paliperidone Major
- Amisulpride + Paliperidone Major
Frequently asked questions
Can I take Ofloxacin with Paliperidone?
MediHelp rates the interaction as moderate. Ofloxacin and Paliperidone 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. Paliperidone prolongs the QT interval and ofloxacin can add to this effect. The combination increases the risk of torsades de pointes, particularly in patients with cardiac disease, renal impairment or electrolyte imbalance.
How serious is the interaction between Ofloxacin and Paliperidone?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Obtain a baseline ECG and correct hypokalemia and hypomagnesemia. Prefer an antibiotic without QT effect 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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