Drug interactions
Butorphanol + Topiramate
Severity: Moderate
Butorphanol and Topiramate: 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
Both drugs cause CNS depression, so together they can increase drowsiness, dizziness and cognitive impairment, especially at initiation or dose increases.
What this interaction means in plain words
Butorphanol and Topiramate 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; Topiramate belongs to Central Nervous System.
Why it happens
Additive central nervous system depressant effects.
What to do
Titrate slowly and monitor for excessive sedation and cognitive slowing. Advise against driving until the response is known.
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 Topiramate
Frequently asked questions
Can I take Butorphanol with Topiramate?
MediHelp rates the interaction as moderate. Butorphanol and Topiramate 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. Both drugs cause CNS depression, so together they can increase drowsiness, dizziness and cognitive impairment, especially at initiation or dose increases.
How serious is the interaction between Butorphanol and Topiramate?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Titrate slowly and monitor for excessive sedation and cognitive slowing. Advise against driving until the response is known.
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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