Drug interactions
Eprosartan + Potassium citrate / citric acid
Severity: Major
Eprosartan and Potassium citrate / citric acid: major interaction.
Last updated Sources: UK SmPC
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 citrate given with an ARB can cause hyperkalemia, particularly in patients with renal impairment or diabetes. Severe hyperkalemia may cause dangerous arrhythmias.
What this interaction means in plain words
Eprosartan and Potassium citrate / citric acid can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Why it happens
ARB-induced aldosterone suppression reduces renal potassium excretion, adding to the potassium load.
What to do
Monitor serum potassium and renal function soon after starting and periodically thereafter. Reduce or stop the potassium product if levels rise.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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References
Other interactions of Eprosartan
- Aliskiren + Eprosartan Contraindicated
- Eprosartan + Sparsentan Contraindicated
- Amifostine + Eprosartan Major
- Amiloride + Eprosartan Major
- Amlodipine-benazepril + Eprosartan Major
- Amlodipine-hydrochlorothiazide-valsartan + Eprosartan Major
Frequently asked questions
Can I take Eprosartan with Potassium citrate / citric acid?
MediHelp rates the interaction as major. Eprosartan and Potassium citrate / citric acid can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Potassium citrate given with an ARB can cause hyperkalemia, particularly in patients with renal impairment or diabetes. Severe hyperkalemia may cause dangerous arrhythmias.
How serious is the interaction between Eprosartan and Potassium citrate / citric acid?
MediHelp rates it major, 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 soon after starting and periodically thereafter. Reduce or stop the potassium product if levels rise.
What other medicines interact with Eprosartan?
MediHelp also lists interactions of Eprosartan with, for example, Aliskiren, Sparsentan, Amifostine. The full list is on the Eprosartan page.
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