Drug interactions
Piroxicam + Potassium acid
Severity: Moderate
Piroxicam and Potassium 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
Potassium phosphate supplements add a potassium load, and NSAIDs can reduce renal potassium excretion. Together they may cause hyperkalemia, particularly in patients with renal impairment or on other potassium-raising drugs.
What this interaction means in plain words
Piroxicam and Potassium 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
NSAID suppression of prostaglandin-mediated renin and aldosterone release reduces renal potassium excretion on top of exogenous potassium intake.
What to do
Monitor serum potassium and renal function, especially in patients with CKD, diabetes or those on ACE inhibitors. Adjust the potassium dose accordingly.
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 Piroxicam
- Ketorolac intranasal + Piroxicam Contraindicated
- Ketorolac + Piroxicam Contraindicated
- Aceclofenac + Piroxicam Major
- Acemetacin + Piroxicam Major
- Acetylsalicylic acid + Piroxicam Major
- Alteplase + Piroxicam Major
Frequently asked questions
Can I take Piroxicam with Potassium acid?
MediHelp rates the interaction as moderate. Piroxicam and Potassium 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. Potassium phosphate supplements add a potassium load, and NSAIDs can reduce renal potassium excretion. Together they may cause hyperkalemia, particularly in patients with renal impairment or on other potassium-raising drugs.
How serious is the interaction between Piroxicam and Potassium 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: Monitor serum potassium and renal function, especially in patients with CKD, diabetes or those on ACE inhibitors. Adjust the potassium dose accordingly.
What other medicines interact with Piroxicam?
MediHelp also lists interactions of Piroxicam with, for example, Ketorolac intranasal, Ketorolac, Aceclofenac. The full list is on the Piroxicam page.
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