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Drug interactions

Clopidogrel + Rabeprazole

Severity: Minor

Clopidogrel and Rabeprazole: minor 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

Clopidogrel needs CYP2C19 to form its active metabolite. Rabeprazole is a weak CYP2C19 inhibitor and is metabolized mostly non-enzymatically, so it has little effect on platelet inhibition compared with omeprazole.

What this interaction means in plain words

Clopidogrel and Rabeprazole have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Clopidogrel belongs to Cardiovascular; Rabeprazole belongs to Gastrointestinal Tract.

Evidence level: Low

Why it happens

Weak CYP2C19 inhibition by rabeprazole could slightly reduce activation of clopidogrel.

What to do

Rabeprazole can be used if a PPI is needed with clopidogrel; avoid omeprazole and esomeprazole, and prefer pantoprazole where possible.

What to ask your pharmacist

  • Is there anything I should notice while taking both?
  • Do I need to tell my doctor at the next visit?

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 Clopidogrel with Rabeprazole?

MediHelp rates the interaction as minor. Clopidogrel and Rabeprazole have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Clopidogrel needs CYP2C19 to form its active metabolite. Rabeprazole is a weak CYP2C19 inhibitor and is metabolized mostly non-enzymatically, so it has little effect on platelet inhibition compared with omeprazole.

How serious is the interaction between Clopidogrel and Rabeprazole?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Rabeprazole can be used if a PPI is needed with clopidogrel; avoid omeprazole and esomeprazole, and prefer pantoprazole where possible.

What other medicines interact with Rabeprazole?

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

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