Cholestyramine and Mycophenolate Mofetil: Drug Interaction Guide

Quick answer: This combination requires caution. Cholestyramine and Mycophenolate Mofetil can be used together with adjustments and monitoring.

Interaction severity: Moderate — caution required

How Cholestyramine interacts with Mycophenolate Mofetil

Cholestyramine interrupts enterohepatic recirculation of mycophenolic acid by binding biliary metabolites in the gut. This lowers mycophenolic acid exposure and may reduce immunosuppressive efficacy.

What you should do

Avoid routine coadministration in transplant patients or monitor closely for rejection risk and consider specialist-guided dose adjustment.

Key facts

Severity

Moderate — caution required

Mechanism

Cholestyramine interrupts enterohepatic recirculation of mycophenolic acid by binding biliary metabolites in the gut. Th...

Action

Avoid routine coadministration in transplant patients or monitor closely for rejection risk and consider specialist-guid...

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 Cholestyramine and Mycophenolate Mofetil together?

With caution. Avoid routine coadministration in transplant patients or monitor closely for rejection risk and consider specialist-guided dose adjustment.

What is the severity of this interaction?

The interaction between Cholestyramine and Mycophenolate Mofetil is classified as Moderate — caution required. Cholestyramine interrupts enterohepatic recirculation of mycophenolic acid by binding biliary metabolites in the gut. This lowers mycophenolic acid exposure and may reduce immunosuppressive efficacy.

What should I do if I'm prescribed both?

Avoid routine coadministration in transplant patients or monitor closely for rejection risk and consider specialist-guided dose adjustment. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

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