Nivolumab and Tacrolimus: Drug Interaction Guide

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

Interaction severity: Major — avoid combination

How Nivolumab interacts with Tacrolimus

Nivolumab blocks PD-1 signaling and enhances T-cell immune activity, while tacrolimus suppresses calcineurin-dependent T-cell activation. In transplant recipients, PD-1 blockade can overcome immunosuppression and trigger graft rejection.

What you should do

Avoid unless benefits clearly outweigh risks and specialist transplant-oncology teams agree. Monitor closely for graft dysfunction and immune-related adverse events.

Key facts

Severity

Major — avoid combination

Mechanism

Nivolumab blocks PD-1 signaling and enhances T-cell immune activity, while tacrolimus suppresses calcineurin-dependent T...

Action

Avoid unless benefits clearly outweigh risks and specialist transplant-oncology teams agree. Monitor closely for graft d...

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 Nivolumab and Tacrolimus together?

No — this combination should generally be avoided. Avoid unless benefits clearly outweigh risks and specialist transplant-oncology teams agree. Monitor closely for graft dysfunction and immune-related adverse events.

What is the severity of this interaction?

The interaction between Nivolumab and Tacrolimus is classified as Major — avoid combination. Nivolumab blocks PD-1 signaling and enhances T-cell immune activity, while tacrolimus suppresses calcineurin-dependent T-cell activation. In transplant recipients, PD-1 blockade can overcome immunosuppression and trigger graft rejection.

What should I do if I'm prescribed both?

Avoid unless benefits clearly outweigh risks and specialist transplant-oncology teams agree. Monitor closely for graft dysfunction and immune-related adverse events. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

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