Budesonide and Itraconazole: Drug Interaction Guide

Quick answer: This combination requires caution. Budesonide and Itraconazole can be used together with adjustments and monitoring.

Interaction severity: Moderate — caution required

How Budesonide interacts with Itraconazole

Itraconazole strongly inhibits CYP3A4-mediated budesonide metabolism, increasing systemic glucocorticoid exposure.

What you should do

Avoid prolonged concurrent use when possible. Monitor for adrenal suppression and Cushingoid effects, and consider reducing or changing the corticosteroid.

Key facts

Severity

Moderate — caution required

Mechanism

Itraconazole strongly inhibits CYP3A4-mediated budesonide metabolism, increasing systemic glucocorticoid exposure.

Action

Avoid prolonged concurrent use when possible. Monitor for adrenal suppression and Cushingoid effects, and consider reduc...

Important medical disclaimer: This page provides educational information about drug interactions for general reference. It is not a substitute for professional medical advice, diagnosis, or treatment. Always discuss your specific medications with a qualified healthcare provider before starting, stopping, or changing any treatment. About our editorial team.

Frequently asked questions

Can I take Budesonide and Itraconazole together?

With caution. Avoid prolonged concurrent use when possible. Monitor for adrenal suppression and Cushingoid effects, and consider reducing or changing the corticosteroid.

What is the severity of this interaction?

The interaction between Budesonide and Itraconazole is classified as Moderate — caution required. Itraconazole strongly inhibits CYP3A4-mediated budesonide metabolism, increasing systemic glucocorticoid exposure.

What should I do if I'm prescribed both?

Avoid prolonged concurrent use when possible. Monitor for adrenal suppression and Cushingoid effects, and consider reducing or changing the corticosteroid. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

Last reviewed: by iMedic Medical Editorial Team. Our editorial process.