Drug interactions
Ofloxacin + Sodium sulfate / potassium sulfate / magnesium sulfate
Severity: Moderate
Ofloxacin and Sodium sulfate / potassium sulfate / magnesium sulfate: 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
The magnesium in this oral bowel preparation binds to ofloxacin in the gut and lowers its absorption. Reduced exposure may compromise antibacterial efficacy.
What this interaction means in plain words
Ofloxacin and Sodium sulfate / potassium sulfate / magnesium sulfate 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.
Why it happens
Chelation of ofloxacin by divalent magnesium cations, reducing gastrointestinal absorption.
What to do
Take ofloxacin at least 2 hours before or 6 hours after the preparation. Reassess clinical response if doses overlap.
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
Frequently asked questions
Can I take Ofloxacin with Sodium sulfate / potassium sulfate / magnesium sulfate?
MediHelp rates the interaction as moderate. Ofloxacin and Sodium sulfate / potassium sulfate / magnesium sulfate 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. The magnesium in this oral bowel preparation binds to ofloxacin in the gut and lowers its absorption. Reduced exposure may compromise antibacterial efficacy.
How serious is the interaction between Ofloxacin and Sodium sulfate / potassium sulfate / magnesium sulfate?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Take ofloxacin at least 2 hours before or 6 hours after the preparation. Reassess clinical response if doses overlap.
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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