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Drug interactions

Brexpiprazole + Imipramine

Severity: Moderate

Brexpiprazole and Imipramine: 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

Imipramine may inhibit CYP2D6 weakly and could raise brexpiprazole concentrations, while both drugs cause sedation. The result may be more drowsiness, orthostasis or other adverse effects.

What this interaction means in plain words

Brexpiprazole and Imipramine 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.

Brexpiprazole belongs to Central Nervous System; Imipramine belongs to Central Nervous System.

Evidence level: Low

Why it happens

Possible CYP2D6 inhibition raising brexpiprazole exposure, plus additive CNS depression.

What to do

Monitor for sedation and orthostatic hypotension. Reduce the brexpiprazole dose if adverse effects occur, particularly if a CYP3A4 inhibitor is also being given.

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 Brexpiprazole with Imipramine?

MediHelp rates the interaction as moderate. Brexpiprazole and Imipramine 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. Imipramine may inhibit CYP2D6 weakly and could raise brexpiprazole concentrations, while both drugs cause sedation. The result may be more drowsiness, orthostasis or other adverse effects.

How serious is the interaction between Brexpiprazole and Imipramine?

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 sedation and orthostatic hypotension. Reduce the brexpiprazole dose if adverse effects occur, particularly if a CYP3A4 inhibitor is also being given.

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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