Lemborexant and Sodium oxybate interaction
Lemborexant and Sodium oxybate: both prescribing labels flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.
Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.
What the FDA labels say
From the Sodium oxybate (Xyrem) label · effective 2025-07-01
• Central Nervous System Depression Xyrem (sodium oxybate) is a CNS depressant.
Abuse or misuse of illicit GHB, either alone or in combination with other CNS depressants, is associated with CNS adverse reactions, including seizure, respiratory depression, decreases in the level of consciousness, coma, and death [see Warnings and Precautions ( 5.2 )].
Central Nervous System Depression • Xyrem is a CNS depressant, and respiratory depression can occur with Xyrem use ( 5.1 , 5.4 )
Xyrem is contraindicated for use in: • combination with sedative hypnotics [see Warnings and Precautions ( 5.1 )] .
• In combination with sedative hypnotics or alcohol ( 4 )
From the Lemborexant (DAYVIGO) label · effective 2025-02-24
Risk increases with dose and use with other central nervous system (CNS) depressants.
Co-administration with other CNS depressants (e.g., benzodiazepines, opioids, tricyclic antidepressants, alcohol) increases the risk of CNS depression, which can cause daytime impairment.
Complex sleep behaviors may occur following the first or any subsequent use of DAYVIGO, with or without the concomitant use of alcohol and other CNS depressants [see Drug Interactions ( 7.1 )] .
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
Open in the checkerNot 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.