Esomeprazole and Methotrexate: Drug Interaction Guide

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

Interaction severity: Moderate — caution required

How Esomeprazole interacts with Methotrexate

Proton pump inhibitors reduce renal elimination of methotrexate by inhibiting tubular secretion via H+/K+-ATPase and BCRP transporters, raising methotrexate and 7-hydroxymethotrexate levels.

What you should do

Withhold PPIs around high-dose methotrexate cycles and consider H2-blockers such as ranitidine or famotidine instead; for low-dose oral methotrexate, monitor for mucositis and cytopenia.

Key facts

Severity

Moderate — caution required

Mechanism

Proton pump inhibitors reduce renal elimination of methotrexate by inhibiting tubular secretion via H+/K+-ATPase and BCR...

Action

Withhold PPIs around high-dose methotrexate cycles and consider H2-blockers such as ranitidine or famotidine instead; fo...

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 Esomeprazole and Methotrexate together?

With caution. Withhold PPIs around high-dose methotrexate cycles and consider H2-blockers such as ranitidine or famotidine instead; for low-dose oral methotrexate, monitor for mucositis and cytopenia.

What is the severity of this interaction?

The interaction between Esomeprazole and Methotrexate is classified as Moderate — caution required. Proton pump inhibitors reduce renal elimination of methotrexate by inhibiting tubular secretion via H+/K+-ATPase and BCRP transporters, raising methotrexate and 7-hydroxymethotrexate levels.

What should I do if I'm prescribed both?

Withhold PPIs around high-dose methotrexate cycles and consider H2-blockers such as ranitidine or famotidine instead; for low-dose oral methotrexate, monitor for mucositis and cytopenia. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

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