Drug interactions
Irbesartan + Sodium sulfate / potassium sulfate / magnesium sulfate
Severity: Moderate
Irbesartan and Sodium sulfate / potassium sulfate / magnesium sulfate: 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
Sulfate-based bowel preparations cause fluid loss and electrolyte disturbance. With irbesartan, volume depletion may lead to acute kidney injury, and the potassium content can contribute to hyperkalemia.
What this interaction means in plain words
Irbesartan and Sodium sulfate / potassium sulfate / magnesium sulfate 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
Bowel-prep-induced volume depletion and electrolyte shifts reduce renal perfusion, which is poorly tolerated under angiotensin II receptor blockade.
What to do
Ensure adequate hydration and consider holding irbesartan on the day of bowel preparation in at-risk patients. Check electrolytes and creatinine afterward if the patient is elderly or has kidney disease.
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 Irbesartan
- Aliskiren + Irbesartan Contraindicated
- Irbesartan + Sparsentan Contraindicated
- Amifostine + Irbesartan Major
- Amiloride + Irbesartan Major
- Amlodipine-benazepril + Irbesartan Major
- Amlodipine-hydrochlorothiazide-valsartan + Irbesartan Major
Frequently asked questions
Can I take Irbesartan with Sodium sulfate / potassium sulfate / magnesium sulfate?
MediHelp rates the interaction as moderate. Irbesartan and Sodium sulfate / potassium sulfate / magnesium sulfate 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. Sulfate-based bowel preparations cause fluid loss and electrolyte disturbance. With irbesartan, volume depletion may lead to acute kidney injury, and the potassium content can contribute to hyperkalemia.
How serious is the interaction between Irbesartan and Sodium sulfate / potassium sulfate / magnesium sulfate?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Ensure adequate hydration and consider holding irbesartan on the day of bowel preparation in at-risk patients. Check electrolytes and creatinine afterward if the patient is elderly or has kidney disease.
What other medicines interact with Irbesartan?
MediHelp also lists interactions of Irbesartan with, for example, Aliskiren, Sparsentan, Amifostine. The full list is on the Irbesartan page.
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