Clorazepate and Lemborexant interaction

Clorazepate and Lemborexant: 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 Clorazepate (Clorazepate Dipotassium) label · effective 2026-07-24

Major

Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug.

Warningsby drug classView label on DailyMed
Moderate

Concomitant Use with CNS Depressants Since clorazepate dipotassium has a central nervous system depressant effect, patients should be advised against the simultaneous use of other CNS depressant drugs, and cautioned that the effects of alcohol may be increased.

Warningsby drug classView label on DailyMed
Moderate

Clinical studies have shown increased sedation with concurrent hypnotic medications.

Drug interactionsby drug classView label on DailyMed
Moderate

However, the sedative effects of high dose clorazepate interfered with the maternal care of the offspring.

Drug interactionsby 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.

Warnings and precautionsby drug classView label on DailyMed
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.

Warnings and precautionsby drug classView label on DailyMed
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.