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Drug interactions

Hydrocodone + Rifabutin

Severity: Moderate

Hydrocodone and Rifabutin: 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

Rifabutin induces CYP3A4 and may lower hydrocodone concentrations, reducing analgesia. Stopping rifabutin can cause hydrocodone levels to rise and lead to toxicity.

What this interaction means in plain words

Hydrocodone and Rifabutin 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.

Hydrocodone belongs to Musculoskeletal; Rifabutin belongs to Anti Bacterial.

Evidence level: Moderate

Why it happens

CYP3A4 induction by rifabutin enhances hydrocodone metabolism.

What to do

Monitor pain control and withdrawal symptoms and adjust the hydrocodone dose. When rifabutin is discontinued, reduce hydrocodone and monitor for respiratory depression.

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 Hydrocodone with Rifabutin?

MediHelp rates the interaction as moderate. Hydrocodone and Rifabutin 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. Rifabutin induces CYP3A4 and may lower hydrocodone concentrations, reducing analgesia. Stopping rifabutin can cause hydrocodone levels to rise and lead to toxicity.

How serious is the interaction between Hydrocodone and Rifabutin?

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 pain control and withdrawal symptoms and adjust the hydrocodone dose. When rifabutin is discontinued, reduce hydrocodone and monitor for respiratory depression.

What other medicines interact with Hydrocodone?

MediHelp also lists interactions of Hydrocodone with, for example, Alvimopan, Bupropion-naltrexone, Isocarboxazid. The full list is on the Hydrocodone page.

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