Drug interactions
alprazolam + cyclobenzaprine
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.
Overview
Additive CNS depressant effects may increase sedation, psychomotor impairment, and risk of respiratory depression, particularly with higher doses or in older adults.
Mechanism of action
Pharmacodynamic additive CNS depression (benzodiazepine GABA-A agonism plus centrally acting muscle relaxant with sedative/anticholinergic properties).
Clinical management
Avoid combination if possible. If used, minimize doses/duration, avoid alcohol/opioids/other CNS depressants, and monitor for excessive sedation, confusion, and respiratory depression; reassess fall risk, especially in older adults.
Drug reference
References
- Cyclobenzaprine Hydrochloride Tablets Prescribing Information — FDA Label
- Xanax (alprazolam) Prescribing Information — FDA Label
- Cyclobenzaprine: Drug Information — Lexicomp
Frequently asked questions
Can I take alprazolam with cyclobenzaprine?
The interaction is rated: Moderate. Additive CNS depressant effects may increase sedation, psychomotor impairment, and risk of respiratory depression, particularly with higher doses or in older adults.
How serious is the interaction between alprazolam and cyclobenzaprine?
The interaction is rated: Moderate. Evidence level: High.
How is the interaction between alprazolam and cyclobenzaprine managed?
Avoid combination if possible. If used, minimize doses/duration, avoid alcohol/opioids/other CNS depressants, and monitor for excessive sedation, confusion, and respiratory depression; reassess fall risk, especially in older adults.
Why do alprazolam and cyclobenzaprine interact?
Pharmacodynamic additive CNS depression (benzodiazepine GABA-A agonism plus centrally acting muscle relaxant with sedative/anticholinergic properties).
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