Ritonavir and Triazolam: Drug Interaction Guide

Quick answer: This is a major interaction — avoid combining Ritonavir and Triazolam unless specifically directed by your doctor.

Interaction severity: Major — avoid combination

How Ritonavir interacts with Triazolam

Ritonavir strongly inhibits CYP3A4, the primary clearance pathway for triazolam. Triazolam exposure can increase markedly, causing prolonged sedation and respiratory depression.

What you should do

Avoid coadministration. Use a benzodiazepine less dependent on CYP3A4 metabolism, such as lorazepam, oxazepam, or temazepam, if clinically appropriate.

Key facts

Severity

Major — avoid combination

Mechanism

Ritonavir strongly inhibits CYP3A4, the primary clearance pathway for triazolam. Triazolam exposure can increase markedl...

Action

Avoid coadministration. Use a benzodiazepine less dependent on CYP3A4 metabolism, such as lorazepam, oxazepam, or temaze...

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 Ritonavir and Triazolam together?

No — this combination should generally be avoided. Avoid coadministration. Use a benzodiazepine less dependent on CYP3A4 metabolism, such as lorazepam, oxazepam, or temazepam, if clinically appropriate.

What is the severity of this interaction?

The interaction between Ritonavir and Triazolam is classified as Major — avoid combination. Ritonavir strongly inhibits CYP3A4, the primary clearance pathway for triazolam. Triazolam exposure can increase markedly, causing prolonged sedation and respiratory depression.

What should I do if I'm prescribed both?

Avoid coadministration. Use a benzodiazepine less dependent on CYP3A4 metabolism, such as lorazepam, oxazepam, or temazepam, if clinically appropriate. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

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