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Drug interactions

Captopril + Fedratinib

Severity: Minor

Captopril and Fedratinib: 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

Fedratinib inhibits CYP2D6, and captopril is only partly metabolized by this enzyme, with most of the drug cleared renally or as disulfide conjugates. A clinically relevant rise in captopril exposure is therefore unlikely.

What this interaction means in plain words

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

Captopril belongs to Cardiovascular; Fedratinib belongs to Oncology.

Evidence level: Low

Why it happens

Fedratinib inhibits CYP2D6, which plays a minor role in captopril disposition.

What to do

No dose adjustment is generally needed; monitor blood pressure as usual.

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 Captopril with Fedratinib?

MediHelp rates the interaction as minor. Captopril and Fedratinib have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Fedratinib inhibits CYP2D6, and captopril is only partly metabolized by this enzyme, with most of the drug cleared renally or as disulfide conjugates. A clinically relevant rise in captopril exposure is therefore unlikely.

How serious is the interaction between Captopril and Fedratinib?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No dose adjustment is generally needed; monitor blood pressure as usual.

What other medicines interact with Captopril?

MediHelp also lists interactions of Captopril with, for example, Aliskiren, Sacubitril / valsartan, Sacubitril-valsartan. The full list is on the Captopril page.

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

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