Drug interactions
Brexpiprazole + Zuranolone
Severity: Major
Brexpiprazole and Zuranolone: major 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
Zuranolone causes marked sedation and psychomotor impairment, and brexpiprazole can add to these effects. Combined use may reduce alertness and increase accident risk.
What this interaction means in plain words
Brexpiprazole and Zuranolone can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Brexpiprazole belongs to Central Nervous System; Zuranolone belongs to Central Nervous System.
Why it happens
Additive CNS depression from the GABA-A positive modulator and the sedating antipsychotic.
What to do
Monitor for excessive sedation and consider reducing the zuranolone dose if CNS depression occurs; warn patients against driving for at least 12 hours after each dose.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Other interactions of Brexpiprazole
Other interactions of Zuranolone
- Alprazolam + Zuranolone Major
- Amobarbital + Zuranolone Major
- Apalutamide + Zuranolone Major
- Asenapine + Zuranolone Major
- Butorphanol + Zuranolone Major
- Carbamazepine + Zuranolone Major
Frequently asked questions
Can I take Brexpiprazole with Zuranolone?
MediHelp rates the interaction as major. Brexpiprazole and Zuranolone can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Zuranolone causes marked sedation and psychomotor impairment, and brexpiprazole can add to these effects. Combined use may reduce alertness and increase accident risk.
How serious is the interaction between Brexpiprazole and Zuranolone?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for excessive sedation and consider reducing the zuranolone dose if CNS depression occurs; warn patients against driving for at least 12 hours after each dose.
What other medicines interact with Brexpiprazole?
MediHelp also lists interactions of Brexpiprazole with, for example, Alfentanil, Amisulpride, Apalutamide. The full list is on the Brexpiprazole page.
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