Amoxicillin and Probenecid: Drug Interaction Guide

Quick answer: Amoxicillin and Probenecid have a minor interaction — typically manageable with awareness.

Interaction severity: Minor — typically manageable

How Amoxicillin interacts with Probenecid

Probenecid inhibits renal organic anion transporters responsible for tubular secretion of amoxicillin, increasing and prolonging amoxicillin concentrations.

What you should do

No adjustment is usually needed when the effect is intentional. Otherwise, monitor for increased amoxicillin adverse effects.

Key facts

Severity

Minor — typically manageable

Mechanism

Probenecid inhibits renal organic anion transporters responsible for tubular secretion of amoxicillin, increasing and pr...

Action

No adjustment is usually needed when the effect is intentional. Otherwise, monitor for increased amoxicillin adverse eff...

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 Amoxicillin and Probenecid together?

Usually yes, with awareness. No adjustment is usually needed when the effect is intentional. Otherwise, monitor for increased amoxicillin adverse effects.

What is the severity of this interaction?

The interaction between Amoxicillin and Probenecid is classified as Minor — typically manageable. Probenecid inhibits renal organic anion transporters responsible for tubular secretion of amoxicillin, increasing and prolonging amoxicillin concentrations.

What should I do if I'm prescribed both?

No adjustment is usually needed when the effect is intentional. Otherwise, monitor for increased amoxicillin adverse effects. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

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