Drug interactions
Lemborexant + Trimipramine
Severity: Moderate
Lemborexant and Trimipramine: 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
Both agents cause sedation, so taking them together can intensify drowsiness, impair next-day alertness, and degrade psychomotor and driving performance. Falls and confusion are more likely in older adults.
What this interaction means in plain words
Lemborexant and Trimipramine 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.
Lemborexant belongs to Central Nervous System; Trimipramine belongs to Central Nervous System.
Why it happens
Additive CNS depression from orexin receptor antagonism and the sedative antihistaminic effects of trimipramine.
What to do
Use the lowest effective lemborexant dose and warn the patient about driving and falls. Reassess the need for both sedating drugs, particularly in older patients.
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 Trimipramine
- Disopyramide + Trimipramine Contraindicated
- Dofetilide + Trimipramine Contraindicated
- Ibutilide + Trimipramine Contraindicated
- Isocarboxazid + Trimipramine Contraindicated
- Pentamidine + Trimipramine Contraindicated
- Phenelzine + Trimipramine Contraindicated
Other interactions of Lemborexant
Frequently asked questions
Can I take Lemborexant with Trimipramine?
MediHelp rates the interaction as moderate. Lemborexant and Trimipramine 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. Both agents cause sedation, so taking them together can intensify drowsiness, impair next-day alertness, and degrade psychomotor and driving performance. Falls and confusion are more likely in older adults.
How serious is the interaction between Lemborexant and Trimipramine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use the lowest effective lemborexant dose and warn the patient about driving and falls. Reassess the need for both sedating drugs, particularly in older patients.
What other medicines interact with Trimipramine?
MediHelp also lists interactions of Trimipramine with, for example, Disopyramide, Dofetilide, Ibutilide. The full list is on the Trimipramine page.
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