Drug interactions
Baclofen + Buprenorphine buccal
Severity: Major
Baclofen and Buprenorphine buccal: 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
Opioids combined with other CNS depressants such as baclofen can cause profound sedation, respiratory depression, coma and death. The risk is greatest at the start of therapy and with higher doses.
What this interaction means in plain words
Baclofen and Buprenorphine buccal 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 CNS and respiratory depression from opioid receptor agonism and GABA-B agonism.
What to do
Reserve the combination for patients with no alternative, using the lowest effective doses and the shortest duration. Monitor respiratory rate and sedation closely, and counsel patients and caregivers about warning signs.
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 Baclofen
Frequently asked questions
Can I take Baclofen with Buprenorphine buccal?
MediHelp rates the interaction as major. Baclofen and Buprenorphine buccal 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. Opioids combined with other CNS depressants such as baclofen can cause profound sedation, respiratory depression, coma and death. The risk is greatest at the start of therapy and with higher doses.
How serious is the interaction between Baclofen and Buprenorphine buccal?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Reserve the combination for patients with no alternative, using the lowest effective doses and the shortest duration. Monitor respiratory rate and sedation closely, and counsel patients and caregivers about warning signs.
What other medicines interact with Baclofen?
MediHelp also lists interactions of Baclofen with, for example, Alfentanil, Amobarbital, Belladonna and opium. The full list is on the Baclofen page.
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