Drug interactions
Butorphanol + Cinnarizine
Severity: Moderate
Butorphanol and Cinnarizine: 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
Cinnarizine is a sedating antihistamine and calcium channel blocker, and together with opioids can enhance drowsiness and psychomotor impairment.
What this interaction means in plain words
Butorphanol and Cinnarizine 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.
Butorphanol belongs to Musculoskeletal; Cinnarizine belongs to Respiratory.
Why it happens
Additive CNS depression from H1-receptor antagonism and opioid receptor agonism.
What to do
Monitor for oversedation and counsel against driving; reduce doses if drowsiness is excessive.
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 Butorphanol
- Butorphanol + Olanzapine / samidorphan Contraindicated
- Butorphanol + Sodium oxybate Contraindicated
- Alfentanil + Butorphanol Major
- Alprazolam + Butorphanol Major
- Alvimopan + Butorphanol Major
- Amobarbital + Butorphanol Major
Other interactions of Cinnarizine
- Alprazolam + Cinnarizine Moderate
- Amitriptyline + Cinnarizine Moderate
- Amobarbital + Cinnarizine Moderate
- Aripiprazole + Cinnarizine Moderate
- Azelastine-fluticasone + Cinnarizine Moderate
- Azelastine + Cinnarizine Moderate
Frequently asked questions
Can I take Butorphanol with Cinnarizine?
MediHelp rates the interaction as moderate. Butorphanol and Cinnarizine 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. Cinnarizine is a sedating antihistamine and calcium channel blocker, and together with opioids can enhance drowsiness and psychomotor impairment.
How serious is the interaction between Butorphanol and Cinnarizine?
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 oversedation and counsel against driving; reduce doses if drowsiness is excessive.
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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