Drug interactions
Fentanyl intranasal + Vigabatrin
Severity: Moderate
Fentanyl intranasal and Vigabatrin: 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
Fentanyl is a potent opioid that causes sedation and respiratory depression, and vigabatrin adds somnolence. The combination may increase CNS depression, with greater risk at higher opioid doses.
What this interaction means in plain words
Fentanyl intranasal and Vigabatrin 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.
Why it happens
Additive CNS and respiratory depression through pharmacodynamic effects.
What to do
Use the lowest effective fentanyl dose and monitor for sedation and respiratory depression. Counsel the patient and caregivers on warning signs.
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 Vigabatrin
- Amisulpride + Vigabatrin Moderate
- Asenapine transdermal + Vigabatrin Moderate
- Asenapine + Vigabatrin Moderate
- Avapritinib + Vigabatrin Moderate
- Benzhydrocodone / acetaminophen + Vigabatrin Moderate
- Brexanolone + Vigabatrin Moderate
Frequently asked questions
Can I take Fentanyl intranasal with Vigabatrin?
MediHelp rates the interaction as moderate. Fentanyl intranasal and Vigabatrin 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. Fentanyl is a potent opioid that causes sedation and respiratory depression, and vigabatrin adds somnolence. The combination may increase CNS depression, with greater risk at higher opioid doses.
How serious is the interaction between Fentanyl intranasal and Vigabatrin?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use the lowest effective fentanyl dose and monitor for sedation and respiratory depression. Counsel the patient and caregivers on warning signs.
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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