Drug interactions
Flurbiprofen + Potassium chloride
Severity: Moderate
Flurbiprofen and Potassium chloride: 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
Potassium chloride supplementation combined with an NSAID can lead to hyperkalemia because NSAIDs impair renal potassium excretion. The risk is higher with renal impairment, diabetes, older age or concurrent ACE inhibitors or ARBs.
What this interaction means in plain words
Flurbiprofen and Potassium chloride 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.
Flurbiprofen belongs to Musculoskeletal; Potassium chloride belongs to Gastrointestinal Tract.
Why it happens
NSAID-induced reduction of renin-aldosterone activity and renal blood flow lowers potassium excretion on top of added potassium intake.
What to do
Check serum potassium and renal function after starting the NSAID and periodically thereafter; reduce the potassium dose if levels rise.
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 Flurbiprofen
- Flurbiprofen + Ketorolac Contraindicated
- Flurbiprofen + Ketorolac intranasal Contraindicated
- Aceclofenac + Flurbiprofen Major
- Acemetacin + Flurbiprofen Major
- Acetylsalicylic acid + Flurbiprofen Major
- Alteplase + Flurbiprofen Major
Other interactions of Potassium chloride
Frequently asked questions
Can I take Flurbiprofen with Potassium chloride?
MediHelp rates the interaction as moderate. Flurbiprofen and Potassium chloride 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. Potassium chloride supplementation combined with an NSAID can lead to hyperkalemia because NSAIDs impair renal potassium excretion. The risk is higher with renal impairment, diabetes, older age or concurrent ACE inhibitors or ARBs.
How serious is the interaction between Flurbiprofen and Potassium chloride?
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 serum potassium and renal function after starting the NSAID and periodically thereafter; reduce the potassium dose if levels rise.
What other medicines interact with Flurbiprofen?
MediHelp also lists interactions of Flurbiprofen with, for example, Ketorolac, Ketorolac intranasal, Aceclofenac. The full list is on the Flurbiprofen page.
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