Drug interactions
Buprenorphine subdermal implant + Oxcarbazepine
Severity: Moderate
Buprenorphine subdermal implant and Oxcarbazepine: 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
CYP3A4 induction by oxcarbazepine can lower buprenorphine concentrations from the implant. This may lead to withdrawal symptoms or loss of opioid dependence treatment effect.
What this interaction means in plain words
Buprenorphine subdermal implant and Oxcarbazepine 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
Oxcarbazepine induces CYP3A4, increasing buprenorphine metabolism.
What to do
Monitor for withdrawal symptoms and cravings. If the inducer cannot be avoided, consider removing the implant and switching to a buprenorphine form that allows dose adjustment.
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 Oxcarbazepine
- Cabotegravir + Oxcarbazepine Contraindicated
- Oxcarbazepine + Rilpivirine Contraindicated
- Artemether / lumefantrine + Oxcarbazepine Major
- Atazanavir + Oxcarbazepine Major
- Benzhydrocodone / acetaminophen + Oxcarbazepine Major
- Bictegravir + Oxcarbazepine Major
Frequently asked questions
Can I take Buprenorphine subdermal implant with Oxcarbazepine?
MediHelp rates the interaction as moderate. Buprenorphine subdermal implant and Oxcarbazepine 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. CYP3A4 induction by oxcarbazepine can lower buprenorphine concentrations from the implant. This may lead to withdrawal symptoms or loss of opioid dependence treatment effect.
How serious is the interaction between Buprenorphine subdermal implant and Oxcarbazepine?
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 withdrawal symptoms and cravings. If the inducer cannot be avoided, consider removing the implant and switching to a buprenorphine form that allows dose adjustment.
What other medicines interact with Oxcarbazepine?
MediHelp also lists interactions of Oxcarbazepine with, for example, Cabotegravir, Rilpivirine, Artemether / lumefantrine. The full list is on the Oxcarbazepine page.
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