Metoclopramide and Prochlorperazine: Drug Interaction Guide

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

Interaction severity: Moderate — caution required

How Metoclopramide interacts with Prochlorperazine

Both drugs antagonise central D2 dopamine receptors, producing additive risk of extrapyramidal reactions including acute dystonia and tardive dyskinesia.

What you should do

Avoid concurrent use; if both antiemetics required, choose agents with different mechanisms such as ondansetron or aprepitant.

Key facts

Severity

Moderate — caution required

Mechanism

Both drugs antagonise central D2 dopamine receptors, producing additive risk of extrapyramidal reactions including acute...

Action

Avoid concurrent use; if both antiemetics required, choose agents with different mechanisms such as ondansetron or aprep...

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 Metoclopramide and Prochlorperazine together?

With caution. Avoid concurrent use; if both antiemetics required, choose agents with different mechanisms such as ondansetron or aprepitant.

What is the severity of this interaction?

The interaction between Metoclopramide and Prochlorperazine is classified as Moderate — caution required. Both drugs antagonise central D2 dopamine receptors, producing additive risk of extrapyramidal reactions including acute dystonia and tardive dyskinesia.

What should I do if I'm prescribed both?

Avoid concurrent use; if both antiemetics required, choose agents with different mechanisms such as ondansetron or aprepitant. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

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