Drug interactions
Buspirone + Lemborexant
Severity: Moderate
Buspirone and Lemborexant: 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 drugs can cause somnolence and impair next-day alertness, so combined use may add to sedation and psychomotor impairment. The effect is usually manageable with attention to doses.
What this interaction means in plain words
Buspirone and Lemborexant 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.
Buspirone belongs to Central Nervous System; Lemborexant belongs to Central Nervous System.
Why it happens
Additive CNS depressant effects from orexin receptor antagonism and buspirone's sedative properties.
What to do
Use the lowest effective dose of lemborexant and counsel the patient about next-day drowsiness and driving. Reassess the dose if daytime impairment occurs.
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 Buspirone
- Buspirone + Isocarboxazid Contraindicated
- Buspirone + Linezolid Contraindicated
- Buspirone + Phenelzine Contraindicated
- Buspirone + Procarbazine Contraindicated
- Buspirone + Selegiline Contraindicated
- Buspirone + Selegiline transdermal Contraindicated
Other interactions of Lemborexant
Frequently asked questions
Can I take Buspirone with Lemborexant?
MediHelp rates the interaction as moderate. Buspirone and Lemborexant 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 drugs can cause somnolence and impair next-day alertness, so combined use may add to sedation and psychomotor impairment. The effect is usually manageable with attention to doses.
How serious is the interaction between Buspirone and Lemborexant?
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 dose of lemborexant and counsel the patient about next-day drowsiness and driving. Reassess the dose if daytime impairment occurs.
What other medicines interact with Buspirone?
MediHelp also lists interactions of Buspirone with, for example, Isocarboxazid, Linezolid, Phenelzine. The full list is on the Buspirone page.
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