Rifampicin and Ticagrelor: Drug Interaction Guide

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

Interaction severity: Major — avoid combination

How Rifampicin interacts with Ticagrelor

Rifampicin strongly induces CYP3A4 and reduces ticagrelor exposure, resulting in substantially reduced platelet inhibition.

What you should do

Avoid this combination. Use an alternative antiplatelet agent or an alternative antimycobacterial regimen.

Key facts

Severity

Major — avoid combination

Mechanism

Rifampicin strongly induces CYP3A4 and reduces ticagrelor exposure, resulting in substantially reduced platelet inhibiti...

Action

Avoid this combination. Use an alternative antiplatelet agent or an alternative antimycobacterial regimen.

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 Rifampicin and Ticagrelor together?

No — this combination should generally be avoided. Avoid this combination. Use an alternative antiplatelet agent or an alternative antimycobacterial regimen.

What is the severity of this interaction?

The interaction between Rifampicin and Ticagrelor is classified as Major — avoid combination. Rifampicin strongly induces CYP3A4 and reduces ticagrelor exposure, resulting in substantially reduced platelet inhibition.

What should I do if I'm prescribed both?

Avoid this combination. Use an alternative antiplatelet agent or an alternative antimycobacterial regimen. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

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