Drug interactions
Butorphanol + Zuranolone
Severity: Major
Butorphanol and Zuranolone: 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
Zuranolone is a neuroactive steroid GABA-A modulator that causes somnolence and impaired driving ability. Taken with butorphanol, CNS depression and psychomotor impairment may be greater.
What this interaction means in plain words
Butorphanol and Zuranolone 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; Zuranolone belongs to Central Nervous System.
Why it happens
Additive pharmacodynamic CNS depression via GABA-A modulation and opioid receptor agonism.
What to do
Avoid if possible; if both are needed, consider lowering the dose of zuranolone or butorphanol. Monitor sedation and respiratory function and counsel against driving.
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 Zuranolone
Frequently asked questions
Can I take Butorphanol with Zuranolone?
MediHelp rates the interaction as major. Butorphanol and Zuranolone 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. Zuranolone is a neuroactive steroid GABA-A modulator that causes somnolence and impaired driving ability. Taken with butorphanol, CNS depression and psychomotor impairment may be greater.
How serious is the interaction between Butorphanol and Zuranolone?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid if possible; if both are needed, consider lowering the dose of zuranolone or butorphanol. Monitor sedation and respiratory function and counsel against driving.
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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