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Drug interactions

Delavirdine + Hydrocortisone

Severity: Minor

Delavirdine 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

Delavirdine is a CYP3A4 substrate, and hydrocortisone may weakly induce this enzyme. Any reduction in delavirdine concentration is likely small, though low antiretroviral levels could favour resistance.

What this interaction means in plain words

Delavirdine 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.

Evidence level: Low

Why it happens

Possible weak CYP3A4 induction increases delavirdine metabolism.

What to do

No routine change is needed; monitor HIV viral load as usual. Be aware that delavirdine inhibits CYP3A4 and may raise corticosteroid exposure on prolonged use.

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 Delavirdine with Hydrocortisone?

MediHelp rates the interaction as minor. Delavirdine 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. Delavirdine is a CYP3A4 substrate, and hydrocortisone may weakly induce this enzyme. Any reduction in delavirdine concentration is likely small, though low antiretroviral levels could favour resistance.

How serious is the interaction between Delavirdine 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 routine change is needed; monitor HIV viral load as usual. Be aware that delavirdine inhibits CYP3A4 and may raise corticosteroid exposure on prolonged use.

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.

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