Drug interactions
Brivaracetam + Diazepam
Severity: Moderate
Brivaracetam and Diazepam: 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 agents cause somnolence, dizziness and fatigue, so combined use can intensify CNS depression. The effect is usually manageable but can affect safety with driving and in older patients.
What this interaction means in plain words
Brivaracetam and Diazepam 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.
Brivaracetam belongs to Central Nervous System; Diazepam belongs to Musculoskeletal.
Why it happens
Additive CNS depressant effects from GABA-A potentiation (diazepam) and SV2A binding (brivaracetam).
What to do
Monitor for excessive sedation, dizziness and impaired coordination, especially after dose changes. Reduce the dose of one agent if sedation becomes troublesome.
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 Diazepam
Other interactions of Brivaracetam
Frequently asked questions
Can I take Brivaracetam with Diazepam?
MediHelp rates the interaction as moderate. Brivaracetam and Diazepam 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 agents cause somnolence, dizziness and fatigue, so combined use can intensify CNS depression. The effect is usually manageable but can affect safety with driving and in older patients.
How serious is the interaction between Brivaracetam and Diazepam?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for excessive sedation, dizziness and impaired coordination, especially after dose changes. Reduce the dose of one agent if sedation becomes troublesome.
What other medicines interact with Diazepam?
MediHelp also lists interactions of Diazepam with, for example, Calcium / magnesium / potassium / sodium oxybates, Alfentanil, Alprazolam. The full list is on the Diazepam page.
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