Drug interactions
Butorphanol + Clobazam
Severity: Major
Butorphanol and Clobazam: 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 benzodiazepines such as clobazam cause additive sedation and respiratory depression, and may lead to coma or death.
What this interaction means in plain words
Butorphanol and Clobazam 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.
Butorphanol belongs to Musculoskeletal; Clobazam belongs to Central Nervous System.
Why it happens
Additive CNS and respiratory depression via opioid receptors and enhanced GABA-A receptor signalling.
What to do
Reserve concurrent use for patients without alternatives, using the lowest doses and shortest duration. Monitor respiratory rate and sedation closely.
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 Butorphanol
- Butorphanol + Olanzapine / samidorphan Contraindicated
- Butorphanol + Sodium oxybate Contraindicated
- Alfentanil + Butorphanol Major
- Alprazolam + Butorphanol Major
- Alvimopan + Butorphanol Major
- Amobarbital + Butorphanol Major
Other interactions of Clobazam
- Amobarbital + Clobazam Major
- Buprenorphine + Clobazam Major
- Carisoprodol + Clobazam Major
- Chloral hydrate + Clobazam Major
- Clobazam + Clozapine Major
- Clobazam + Codeine Major
Frequently asked questions
Can I take Butorphanol with Clobazam?
MediHelp rates the interaction as major. Butorphanol and Clobazam 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 benzodiazepines such as clobazam cause additive sedation and respiratory depression, and may lead to coma or death.
How serious is the interaction between Butorphanol and Clobazam?
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 concurrent use for patients without alternatives, using the lowest doses and shortest duration. Monitor respiratory rate and sedation closely.
What other medicines interact with Butorphanol?
MediHelp also lists interactions of Butorphanol with, for example, Olanzapine / samidorphan, Sodium oxybate, Alfentanil. The full list is on the Butorphanol page.
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