Drug interactions
Chlorzoxazone + Daridorexant
Severity: Moderate
Chlorzoxazone and Daridorexant: 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 cause CNS depression. Concurrent use can increase drowsiness and psychomotor impairment, including next-day effects on driving and the risk of falls.
What this interaction means in plain words
Chlorzoxazone and Daridorexant 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.
Chlorzoxazone belongs to Musculoskeletal; Daridorexant belongs to Central Nervous System.
Why it happens
Additive CNS depressant effects of orexin receptor antagonism and chlorzoxazone.
What to do
Use the lowest effective doses and counsel the patient on next-day impairment. Monitor older adults for excessive sedation.
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 Chlorzoxazone
Other interactions of Daridorexant
Frequently asked questions
Can I take Chlorzoxazone with Daridorexant?
MediHelp rates the interaction as moderate. Chlorzoxazone and Daridorexant 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 cause CNS depression. Concurrent use can increase drowsiness and psychomotor impairment, including next-day effects on driving and the risk of falls.
How serious is the interaction between Chlorzoxazone and Daridorexant?
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 doses and counsel the patient on next-day impairment. Monitor older adults for excessive sedation.
What other medicines interact with Chlorzoxazone?
MediHelp also lists interactions of Chlorzoxazone with, for example, Alfentanil, Alprazolam, Amobarbital. The full list is on the Chlorzoxazone page.
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