Lithium and Nsaid: Drug Interaction Guide

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

Interaction severity: Major — avoid combination

How Lithium interacts with Nsaid

NSAIDs reduce renal prostaglandin synthesis, decreasing lithium clearance and raising serum lithium levels, potentially causing toxicity.

What you should do

Avoid chronic NSAID use with lithium. If necessary, monitor lithium levels within 5-7 days of starting NSAID and adjust dose.

Key facts

Severity

Major — avoid combination

Mechanism

NSAIDs reduce renal prostaglandin synthesis, decreasing lithium clearance and raising serum lithium levels, potentially ...

Action

Avoid chronic NSAID use with lithium. If necessary, monitor lithium levels within 5-7 days of starting NSAID and adjust ...

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 Lithium and Nsaid together?

No — this combination should generally be avoided. Avoid chronic NSAID use with lithium. If necessary, monitor lithium levels within 5-7 days of starting NSAID and adjust dose.

What is the severity of this interaction?

The interaction between Lithium and Nsaid is classified as Major — avoid combination. NSAIDs reduce renal prostaglandin synthesis, decreasing lithium clearance and raising serum lithium levels, potentially causing toxicity.

What should I do if I'm prescribed both?

Avoid chronic NSAID use with lithium. If necessary, monitor lithium levels within 5-7 days of starting NSAID and adjust dose. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

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