Lemborexant and Triazolam interaction

Lemborexant and Triazolam: both prescribing labels flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.

Major

Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.

What the FDA labels say

From the Triazolam label · effective 2026-07-10

Major

• Effects on Driving and Operating Heavy Machinery : Patients receiving triazolam should be cautioned against driving or operating heavy machinery, as well as avoiding concomitant use with alcohol and other CNS depressant drugs.

Warnings and precautionsby drug classView label on DailyMed
Moderate

The use of alcohol and other central nervous system (CNS) depressants with sedative-hypnotics appears to increase the risk, as well as doses exceeding the maximum recommended dose.

Warnings and precautionsby drug classView label on DailyMed
Moderate

Although behaviors such as sleep-driving may occur with sedative-hypnotics alone at recommended dosages, the use of alcohol and other central nervous system (CNS) depressants with sedative-hypnotics appears to increase the risk of such behaviors, as does the use of sedative-hypnotics at doses exceeding the maximum recommended dose.

Warnings and precautionsby drug classView label on DailyMed
Moderate

Some of these changes may be characterized by decreased inhibition, e.g., aggressiveness and extroversion that seem excessive, similar to that seen with alcohol and other CNS depressants (e.g., sedative/hypnotics).

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Moderate

For the same reason, patients should be cautioned about the concomitant use of alcohol and other CNS depressant drugs during treatment with triazolam.

Warnings and precautionsby drug classView label on DailyMed

From the Lemborexant (DAYVIGO) label · effective 2025-02-24

Moderate

CNS Depressant Effects and Daytime Impairment: Impairs alertness and motor coordination including morning impairment.

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Moderate

Risk increases with dose and use with other central nervous system (CNS) depressants.

Warnings and precautionsby drug classView label on DailyMed
Moderate

Co-administration with other CNS depressants (e.g., benzodiazepines, opioids, tricyclic antidepressants, alcohol) increases the risk of CNS depression, which can cause daytime impairment.

Warnings and precautionsby drug classView label on DailyMed
Moderate

Dosage adjustments of DAYVIGO and of concomitant CNS depressants may be necessary when administered together because of potentially additive effects.

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Minor

CNS Depressant Effects and Daytime Impairment DAYVIGO is a central nervous system (CNS) depressant that can impair daytime wakefulness even when used as prescribed.

Warnings and precautionsby drug classView label on DailyMed

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Not medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.