Drug interactions
Brivaracetam + Chlorpheniramine
Severity: Moderate
Brivaracetam and Chlorpheniramine: 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
Chlorpheniramine is a sedating antihistamine that can add to the somnolence and dizziness caused by brivaracetam. This may impair alertness and coordination.
What this interaction means in plain words
Brivaracetam and Chlorpheniramine 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; Chlorpheniramine belongs to Respiratory.
Why it happens
Additive central nervous system depression.
What to do
Warn patients about sedation and avoid driving or alcohol. Consider a non-sedating antihistamine if one is needed.
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 Brivaracetam
Other interactions of Chlorpheniramine
Frequently asked questions
Can I take Brivaracetam with Chlorpheniramine?
MediHelp rates the interaction as moderate. Brivaracetam and Chlorpheniramine 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. Chlorpheniramine is a sedating antihistamine that can add to the somnolence and dizziness caused by brivaracetam. This may impair alertness and coordination.
How serious is the interaction between Brivaracetam and Chlorpheniramine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Warn patients about sedation and avoid driving or alcohol. Consider a non-sedating antihistamine if one is needed.
What other medicines interact with Brivaracetam?
MediHelp also lists interactions of Brivaracetam with, for example, Benzhydrocodone / acetaminophen, Sodium oxybate, Acetaminophen / phenyltoloxamine. The full list is on the Brivaracetam page.
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