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Drug interactions

Imipramine + Metoclopramide intranasal

Severity: Moderate

Imipramine 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 can cause extrapyramidal effects and, rarely, neuroleptic malignant syndrome, and tricyclics add anticholinergic and dopamine-modulating effects. Imipramine's CYP2D6 metabolism is also a minor factor, and metoclopramide is itself a weak CYP2D6 inhibitor, so concentrations of either drug may increase.

What this interaction means in plain words

Imipramine 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.

Evidence level: Low

Why it happens

Additive CNS and extrapyramidal effects with opposing anticholinergic and prokinetic actions, plus possible CYP2D6 competition.

What to do

Monitor for extrapyramidal symptoms, sedation and reduced prokinetic effect. Use the lowest effective metoclopramide dose and consider an alternative if movement disorders develop.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Imipramine with Metoclopramide intranasal?

MediHelp rates the interaction as moderate. Imipramine 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 can cause extrapyramidal effects and, rarely, neuroleptic malignant syndrome, and tricyclics add anticholinergic and dopamine-modulating effects. Imipramine's CYP2D6 metabolism is also a minor factor, and metoclopramide is itself a weak CYP2D6 inhibitor, so concentrations of either drug may increase.

How serious is the interaction between Imipramine 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: Monitor for extrapyramidal symptoms, sedation and reduced prokinetic effect. Use the lowest effective metoclopramide dose and consider an alternative if movement disorders develop.

What other medicines interact with Imipramine?

MediHelp also lists interactions of Imipramine with, for example, Dronedarone, Isocarboxazid, Phenelzine. The full list is on the Imipramine page.

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