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Drug interactions

Budesonide + Pentobarbital

Severity: Moderate

Budesonide and Pentobarbital: 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

Pentobarbital induces CYP3A4 and can lower budesonide concentrations, potentially reducing therapeutic effect. The effect is most relevant for oral budesonide with extensive first-pass metabolism.

What this interaction means in plain words

Budesonide and Pentobarbital 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.

Evidence level: Moderate

Why it happens

Barbiturate induction of hepatic and intestinal CYP3A4 increases budesonide clearance.

What to do

Monitor for loss of disease control and increase the budesonide dose or choose an alternative if response is inadequate.

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 Budesonide with Pentobarbital?

MediHelp rates the interaction as moderate. Budesonide and Pentobarbital 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. Pentobarbital induces CYP3A4 and can lower budesonide concentrations, potentially reducing therapeutic effect. The effect is most relevant for oral budesonide with extensive first-pass metabolism.

How serious is the interaction between Budesonide and Pentobarbital?

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 for loss of disease control and increase the budesonide dose or choose an alternative if response is inadequate.

What other medicines interact with Budesonide?

MediHelp also lists interactions of Budesonide with, for example, Aldesleukin, Atazanavir, Bcg vaccine live. The full list is on the Budesonide page.

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

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