Drug interactions

antipsychotics (e.g., haloperidol) + metoclopramide

For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.

Overview

Severity: Major · Evidence level: Moderate

↑ EPS/tardive dyskinesia risk.

Mechanism of action

Additive D2 blockade.

Clinical management

Avoid chronic combined use.

Drug reference

References

Frequently asked questions

Can I take antipsychotics (e.g., haloperidol) with metoclopramide?

The interaction is rated: Major. ↑ EPS/tardive dyskinesia risk.

How serious is the interaction between antipsychotics (e.g., haloperidol) and metoclopramide?

The interaction is rated: Major. Evidence level: Moderate.

How is the interaction between antipsychotics (e.g., haloperidol) and metoclopramide managed?

Avoid chronic combined use.

Why do antipsychotics (e.g., haloperidol) and metoclopramide interact?

Additive D2 blockade.

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