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Drug interactions

Buprenorphine subdermal implant + Vigabatrin

Severity: Moderate

Buprenorphine subdermal implant 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

Vigabatrin can cause somnolence and fatigue, and buprenorphine is an opioid that causes sedation and respiratory depression. Together they may produce additive CNS depression, which is of particular concern during implant insertion and with dose changes of either drug.

What this interaction means in plain words

Buprenorphine subdermal implant 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.

Evidence level: Low

Why it happens

Additive central nervous system depression through pharmacodynamic effects.

What to do

Monitor for excess sedation and respiratory depression, especially when starting or increasing either drug. Counsel the patient about impaired alertness and driving.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Buprenorphine subdermal implant with Vigabatrin?

MediHelp rates the interaction as moderate. Buprenorphine subdermal implant 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. Vigabatrin can cause somnolence and fatigue, and buprenorphine is an opioid that causes sedation and respiratory depression. Together they may produce additive CNS depression, which is of particular concern during implant insertion and with dose changes of either drug.

How serious is the interaction between Buprenorphine subdermal implant 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: Monitor for excess sedation and respiratory depression, especially when starting or increasing either drug. Counsel the patient about impaired alertness and driving.

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.

Full monographs, dosing and an interaction checker in the MediHelp app

Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.

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