Drug interactions
Rufinamide + Vigabatrin
Severity: Minor
Rufinamide and Vigabatrin: minor 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
Population pharmacokinetic analyses suggest vigabatrin may modestly lower rufinamide concentrations. The effect is generally small, but seizure control could occasionally be affected.
What this interaction means in plain words
Rufinamide and Vigabatrin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Rufinamide belongs to Central Nervous System; Vigabatrin belongs to Central Nervous System.
Why it happens
Possible increased rufinamide clearance; the mechanism is not clearly established.
What to do
Monitor seizure control when vigabatrin is added or withdrawn and adjust the rufinamide dose if clinically needed.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Vigabatrin
- Amisulpride + Vigabatrin Moderate
- Asenapine transdermal + Vigabatrin Moderate
- Asenapine + Vigabatrin Moderate
- Avapritinib + Vigabatrin Moderate
- Benzhydrocodone / acetaminophen + Vigabatrin Moderate
- Brexanolone + Vigabatrin Moderate
Other interactions of Rufinamide
- Carbamazepine + Rufinamide Moderate
- Desogestrel-ethinyl estradiol + Rufinamide Moderate
- Dronedarone + Rufinamide Moderate
- Esketamine + Rufinamide Moderate
- Ethinyl estradiol-drospirenone + Rufinamide Moderate
- Ethinyl estradiol-levonorgestrel + Rufinamide Moderate
Frequently asked questions
Can I take Rufinamide with Vigabatrin?
MediHelp rates the interaction as minor. Rufinamide and Vigabatrin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Population pharmacokinetic analyses suggest vigabatrin may modestly lower rufinamide concentrations. The effect is generally small, but seizure control could occasionally be affected.
How serious is the interaction between Rufinamide and Vigabatrin?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor seizure control when vigabatrin is added or withdrawn and adjust the rufinamide dose if clinically needed.
What other medicines interact with Vigabatrin?
MediHelp also lists interactions of Vigabatrin with, for example, Amisulpride, Asenapine transdermal, Asenapine. The full list is on the Vigabatrin page.
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