Drug interactions
Buprenorphine buccal + Gabapentin
Severity: Major
Buprenorphine buccal and Gabapentin: major 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
Gabapentin combined with an opioid such as buprenorphine can cause profound sedation and respiratory depression. Regulators have warned of this risk, especially in older patients and those with respiratory disease.
What this interaction means in plain words
Buprenorphine buccal and Gabapentin can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Why it happens
Additive central nervous system and respiratory depression.
What to do
Use the lowest effective doses and monitor for sedation and respiratory depression, particularly at initiation and after dose increases. Consider dose reduction of gabapentin in at-risk patients.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Other interactions of Gabapentin
Frequently asked questions
Can I take Buprenorphine buccal with Gabapentin?
MediHelp rates the interaction as major. Buprenorphine buccal and Gabapentin can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Gabapentin combined with an opioid such as buprenorphine can cause profound sedation and respiratory depression. Regulators have warned of this risk, especially in older patients and those with respiratory disease.
How serious is the interaction between Buprenorphine buccal and Gabapentin?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use the lowest effective doses and monitor for sedation and respiratory depression, particularly at initiation and after dose increases. Consider dose reduction of gabapentin in at-risk patients.
What other medicines interact with Gabapentin?
MediHelp also lists interactions of Gabapentin with, for example, Alprazolam, Amobarbital, Belladonna and opium. The full list is on the Gabapentin page.
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