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Drug interactions

Erlotinib + Hydrocortisone

Severity: Minor

Erlotinib and Hydrocortisone: 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

Hydrocortisone is a weak CYP3A4 inducer, so erlotinib exposure is unlikely to change meaningfully. Dexamethasone is a stronger inducer, but hydrocortisone is not.

What this interaction means in plain words

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

Erlotinib belongs to Oncology; Hydrocortisone belongs to Endocrine.

Evidence level: Low

Why it happens

Theoretical weak CYP3A4 induction.

What to do

No adjustment needed; monitor erlotinib response and adverse effects 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 Erlotinib with Hydrocortisone?

MediHelp rates the interaction as minor. Erlotinib and Hydrocortisone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Hydrocortisone is a weak CYP3A4 inducer, so erlotinib exposure is unlikely to change meaningfully. Dexamethasone is a stronger inducer, but hydrocortisone is not.

How serious is the interaction between Erlotinib and Hydrocortisone?

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 adjustment needed; monitor erlotinib response and adverse effects as usual.

What other medicines interact with Hydrocortisone?

MediHelp also lists interactions of Hydrocortisone with, for example, Mifepristone, Poliovirus vaccine live oral trivalent, Smallpox vaccine live. The full list is on the Hydrocortisone page.

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

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