Drug interactions
Deutetrabenazine + Fentanyl
Severity: Moderate
Deutetrabenazine and Fentanyl: 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
Deutetrabenazine can cause somnolence and sedation, which may add to opioid-induced CNS depression. Patients may experience excessive drowsiness and impaired alertness.
What this interaction means in plain words
Deutetrabenazine and Fentanyl 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.
Deutetrabenazine belongs to Central Nervous System; Fentanyl belongs to Musculoskeletal.
Why it happens
Additive CNS depressant effects.
What to do
Monitor for excessive sedation and counsel patients about driving and operating machinery. Reduce doses if sedation becomes problematic.
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 Fentanyl
- Alvimopan + Fentanyl Contraindicated
- Fentanyl + Isocarboxazid Contraindicated
- Fentanyl + Olanzapine / samidorphan Contraindicated
- Fentanyl + Phenelzine Contraindicated
- Fentanyl + Tranylcypromine Contraindicated
- Alfentanil + Fentanyl Major
Other interactions of Deutetrabenazine
- Deutetrabenazine + Isocarboxazid Contraindicated
- Deutetrabenazine + Linezolid Contraindicated
- Deutetrabenazine + Phenelzine Contraindicated
- Deutetrabenazine + Rasagiline Contraindicated
- Deutetrabenazine + Safinamide Contraindicated
- Deutetrabenazine + Selegiline Contraindicated
Frequently asked questions
Can I take Deutetrabenazine with Fentanyl?
MediHelp rates the interaction as moderate. Deutetrabenazine and Fentanyl 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. Deutetrabenazine can cause somnolence and sedation, which may add to opioid-induced CNS depression. Patients may experience excessive drowsiness and impaired alertness.
How serious is the interaction between Deutetrabenazine and Fentanyl?
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 excessive sedation and counsel patients about driving and operating machinery. Reduce doses if sedation becomes problematic.
What other medicines interact with Fentanyl?
MediHelp also lists interactions of Fentanyl with, for example, Alvimopan, Isocarboxazid, Olanzapine / samidorphan. The full list is on the Fentanyl page.
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