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Drug interactions

Eprosartan + Parecoxib

Severity: Moderate

Eprosartan and Parecoxib: 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

Parecoxib is converted to the COX-2 inhibitor valdecoxib and, like other NSAIDs, can reduce the antihypertensive effect of ARBs and impair renal function. Hyperkalemia may also occur, particularly in elderly or dehydrated patients.

What this interaction means in plain words

Eprosartan and Parecoxib 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.

Evidence level: Moderate

Why it happens

COX-2 inhibition reduces renal prostaglandin synthesis, lowering renal perfusion and potassium excretion and opposing ARB effects.

What to do

Monitor blood pressure, creatinine and potassium, and ensure hydration. Limit parecoxib to the shortest effective duration.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Eprosartan with Parecoxib?

MediHelp rates the interaction as moderate. Eprosartan and Parecoxib 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. Parecoxib is converted to the COX-2 inhibitor valdecoxib and, like other NSAIDs, can reduce the antihypertensive effect of ARBs and impair renal function. Hyperkalemia may also occur, particularly in elderly or dehydrated patients.

How serious is the interaction between Eprosartan and Parecoxib?

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 blood pressure, creatinine and potassium, and ensure hydration. Limit parecoxib to the shortest effective duration.

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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