Drug interactions
Brexpiprazole + Topiramate
Severity: Moderate
Brexpiprazole and Topiramate: 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
Topiramate commonly causes somnolence, dizziness and cognitive slowing, and brexpiprazole adds to sedation. Together they may impair concentration and psychomotor performance.
What this interaction means in plain words
Brexpiprazole and Topiramate 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.
Brexpiprazole belongs to Central Nervous System; Topiramate belongs to Central Nervous System.
Why it happens
Additive CNS depressant effects through different pharmacodynamic mechanisms.
What to do
Titrate gradually and monitor for sedation and cognitive effects. Advise caution when driving or operating machinery.
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 Brexpiprazole
Other interactions of Topiramate
Frequently asked questions
Can I take Brexpiprazole with Topiramate?
MediHelp rates the interaction as moderate. Brexpiprazole and Topiramate 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. Topiramate commonly causes somnolence, dizziness and cognitive slowing, and brexpiprazole adds to sedation. Together they may impair concentration and psychomotor performance.
How serious is the interaction between Brexpiprazole and Topiramate?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Titrate gradually and monitor for sedation and cognitive effects. Advise caution when driving or operating machinery.
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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