Drug interactions
Cetirizine + Metoclopramide intranasal
Severity: Moderate
Cetirizine and Metoclopramide intranasal: moderate interaction.
Last updated
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.
Summary
Metoclopramide causes somnolence and, rarely, extrapyramidal effects, and cetirizine can cause drowsiness. The combination may cause additive sedation.
What this interaction means in plain words
Cetirizine and Metoclopramide intranasal can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Why it happens
Additive CNS depressant effects; no specific pharmacokinetic mechanism is established.
What to do
Counsel on drowsiness and avoid driving if affected. Use a less sedating antihistamine if needed.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Cetirizine
- Acrivastine + Cetirizine Moderate
- Amisulpride + Cetirizine Moderate
- Asenapine + Cetirizine Moderate
- Avapritinib + Cetirizine Moderate
- Benzhydrocodone / acetaminophen + Cetirizine Moderate
- Brexpiprazole + Cetirizine Moderate
Frequently asked questions
Can I take Cetirizine with Metoclopramide intranasal?
MediHelp rates the interaction as moderate. Cetirizine and Metoclopramide intranasal can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Metoclopramide causes somnolence and, rarely, extrapyramidal effects, and cetirizine can cause drowsiness. The combination may cause additive sedation.
How serious is the interaction between Cetirizine and Metoclopramide intranasal?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Counsel on drowsiness and avoid driving if affected. Use a less sedating antihistamine if needed.
What other medicines interact with Cetirizine?
MediHelp also lists interactions of Cetirizine with, for example, Acrivastine, Amisulpride, Asenapine. The full list is on the Cetirizine page.
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