Drug interactions
Stiripentol + Tapentadol
Severity: Moderate
Stiripentol and Tapentadol: 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
Stiripentol is an antiseizure drug that commonly causes somnolence, and combining it with an opioid such as tapentadol may intensify sedation and impair alertness. Stiripentol also inhibits several CYP enzymes, though tapentadol is cleared mainly by glucuronidation, so the main concern is pharmacodynamic.
What this interaction means in plain words
Stiripentol and Tapentadol 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.
Stiripentol belongs to Central Nervous System; Tapentadol belongs to Musculoskeletal.
Why it happens
Additive CNS depressant effects of an opioid and a sedating antiseizure drug.
What to do
Start tapentadol at the lowest effective dose and monitor for excessive sedation and respiratory depression. Counsel patients to avoid alcohol and driving until tolerance is established.
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 Tapentadol
- Calcium / magnesium / potassium / sodium oxybates + Tapentadol Contraindicated
- Isocarboxazid + Tapentadol Contraindicated
- Linezolid + Tapentadol Contraindicated
- Methylene blue + Tapentadol Contraindicated
- Olanzapine / samidorphan + Tapentadol Contraindicated
- Phenelzine + Tapentadol Contraindicated
Other interactions of Stiripentol
Frequently asked questions
Can I take Stiripentol with Tapentadol?
MediHelp rates the interaction as moderate. Stiripentol and Tapentadol 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. Stiripentol is an antiseizure drug that commonly causes somnolence, and combining it with an opioid such as tapentadol may intensify sedation and impair alertness. Stiripentol also inhibits several CYP enzymes, though tapentadol is cleared mainly by glucuronidation, so the main concern is pharmacodynamic.
How serious is the interaction between Stiripentol and Tapentadol?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Start tapentadol at the lowest effective dose and monitor for excessive sedation and respiratory depression. Counsel patients to avoid alcohol and driving until tolerance is established.
What other medicines interact with Tapentadol?
MediHelp also lists interactions of Tapentadol with, for example, Calcium / magnesium / potassium / sodium oxybates, Isocarboxazid, Linezolid. The full list is on the Tapentadol page.
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