Levodopa and Metoclopramide: Drug Interaction Guide
Quick answer: This is a major interaction — avoid combining Levodopa and Metoclopramide unless specifically directed by your doctor.
How Levodopa interacts with Metoclopramide
Metoclopramide is a central dopamine D2 receptor antagonist that opposes the therapeutic effect of levodopa and worsens parkinsonian symptoms.
What you should do
Avoid metoclopramide in Parkinson's disease patients. Use domperidone or ondansetron for nausea instead.
Key facts
Severity
Major — avoid combination
Mechanism
Metoclopramide is a central dopamine D2 receptor antagonist that opposes the therapeutic effect of levodopa and worsens ...
Action
Avoid metoclopramide in Parkinson's disease patients. Use domperidone or ondansetron for nausea instead.
Frequently asked questions
Can I take Levodopa and Metoclopramide together?
No — this combination should generally be avoided. Avoid metoclopramide in Parkinson's disease patients. Use domperidone or ondansetron for nausea instead.
What is the severity of this interaction?
The interaction between Levodopa and Metoclopramide is classified as Major — avoid combination. Metoclopramide is a central dopamine D2 receptor antagonist that opposes the therapeutic effect of levodopa and worsens parkinsonian symptoms.
What should I do if I'm prescribed both?
Avoid metoclopramide in Parkinson's disease patients. Use domperidone or ondansetron for nausea instead. Always consult your prescribing clinician — do not stop or change medications without medical guidance.
Last reviewed: by iMedic Medical Editorial Team. Our editorial process.