Drug interactions
Diclofenac + Sodium picosulfate / magnesium oxide / anhydrous citric acid
Severity: Moderate
Diclofenac and Sodium picosulfate / magnesium oxide / anhydrous citric acid: 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
This bowel preparation causes fluid loss and electrolyte shifts, and diclofenac can reduce renal blood flow. Together they raise the risk of acute kidney injury and electrolyte disturbance.
What this interaction means in plain words
Diclofenac and Sodium picosulfate / magnesium oxide / anhydrous citric acid 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
Volume depletion from the osmotic and stimulant laxative combined with NSAID-induced loss of renal prostaglandin-mediated perfusion.
What to do
Hold diclofenac on the day of bowel preparation where possible and ensure adequate hydration. Check renal function and electrolytes in patients with other risk factors.
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 Diclofenac
- Diclofenac + Ketorolac Contraindicated
- Diclofenac + Ketorolac intranasal Contraindicated
- Aceclofenac + Diclofenac Major
- Acemetacin + Diclofenac Major
- Alteplase + Diclofenac Major
- Amiloride + Diclofenac Major
Frequently asked questions
Can I take Diclofenac with Sodium picosulfate / magnesium oxide / anhydrous citric acid?
MediHelp rates the interaction as moderate. Diclofenac and Sodium picosulfate / magnesium oxide / anhydrous citric acid 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. This bowel preparation causes fluid loss and electrolyte shifts, and diclofenac can reduce renal blood flow. Together they raise the risk of acute kidney injury and electrolyte disturbance.
How serious is the interaction between Diclofenac and Sodium picosulfate / magnesium oxide / anhydrous citric acid?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Hold diclofenac on the day of bowel preparation where possible and ensure adequate hydration. Check renal function and electrolytes in patients with other risk factors.
What other medicines interact with Diclofenac?
MediHelp also lists interactions of Diclofenac with, for example, Ketorolac, Ketorolac intranasal, Aceclofenac. The full list is on the Diclofenac page.
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