Drug interactions
Diflunisal + Potassium citrate
Severity: Moderate
Diflunisal and Potassium citrate: 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
Diflunisal, like other NSAIDs, can reduce renal potassium excretion and may contribute to hyperkalemia when given with potassium citrate. Patients with renal impairment are most vulnerable.
What this interaction means in plain words
Diflunisal and Potassium citrate 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.
Diflunisal belongs to Musculoskeletal; Potassium citrate belongs to Gastrointestinal Tract.
Why it happens
Prostaglandin inhibition reduces renin-aldosterone activity and renal blood flow, decreasing potassium excretion.
What to do
Monitor serum potassium and renal function periodically. Adjust or stop the potassium supplement if hyperkalemia occurs.
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 Potassium citrate
Other interactions of Diflunisal
- Diflunisal + Ketorolac Contraindicated
- Diflunisal + Ketorolac intranasal Contraindicated
- Acemetacin + Diflunisal Major
- Acetazolamide + Diflunisal Major
- Alteplase + Diflunisal Major
- Amiloride + Diflunisal Major
Frequently asked questions
Can I take Diflunisal with Potassium citrate?
MediHelp rates the interaction as moderate. Diflunisal and Potassium citrate 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. Diflunisal, like other NSAIDs, can reduce renal potassium excretion and may contribute to hyperkalemia when given with potassium citrate. Patients with renal impairment are most vulnerable.
How serious is the interaction between Diflunisal and Potassium citrate?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor serum potassium and renal function periodically. Adjust or stop the potassium supplement if hyperkalemia occurs.
What other medicines interact with Potassium citrate?
MediHelp also lists interactions of Potassium citrate with, for example, Triamterene, Amiloride, Amlodipine-benazepril. The full list is on the Potassium citrate page.
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