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Drug interactions

Esomeprazole + Ferrous sulfate

Severity: Moderate

Esomeprazole and Ferrous 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

Iron salts need gastric acid for dissolution and absorption, so long-term PPI use can reduce iron uptake. This may delay recovery from iron deficiency.

What this interaction means in plain words

Esomeprazole and Ferrous 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.

Esomeprazole belongs to Gastrointestinal Tract; Ferrous sulfate belongs to Miscellaneous.

Evidence level: Moderate

Why it happens

Higher gastric pH reduces the solubility of ferric iron and the absorption of iron salts.

What to do

Monitor hemoglobin and ferritin, and consider a higher iron dose or IV iron if the response is poor.

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 Esomeprazole with Ferrous sulfate?

MediHelp rates the interaction as moderate. Esomeprazole and Ferrous 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. Iron salts need gastric acid for dissolution and absorption, so long-term PPI use can reduce iron uptake. This may delay recovery from iron deficiency.

How serious is the interaction between Esomeprazole and Ferrous 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: Monitor hemoglobin and ferritin, and consider a higher iron dose or IV iron if the response is poor.

What other medicines interact with Esomeprazole?

MediHelp also lists interactions of Esomeprazole with, for example, Mavacamten, Rilpivirine, Acalabrutinib. The full list is on the Esomeprazole page.

Full monographs, dosing and an interaction checker in the MediHelp app

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