Drug interactions
Pimozide + Tapentadol
Severity: Moderate
Pimozide and Tapentadol: 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 agents depress the central nervous system, so together they can cause excess drowsiness, impaired alertness and possible respiratory depression. Pimozide also carries QT-prolongation risk, which adds to the need for careful oversight of any added CNS-active drug.
What this interaction means in plain words
Pimozide and Tapentadol 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.
Pimozide belongs to Central Nervous System; Tapentadol belongs to Musculoskeletal.
Why it happens
Additive CNS depression from opioid receptor agonism and pimozide's dopaminergic and antihistaminic effects.
What to do
Use the lowest effective tapentadol dose and monitor for sedation and respiratory depression. Keep pimozide dosing and ECG monitoring in line with its labeling.
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 Tapentadol
- Calcium / magnesium / potassium / sodium oxybates + Tapentadol Contraindicated
- Isocarboxazid + Tapentadol Contraindicated
- Linezolid + Tapentadol Contraindicated
- Methylene blue + Tapentadol Contraindicated
- Olanzapine / samidorphan + Tapentadol Contraindicated
- Phenelzine + Tapentadol Contraindicated
Other interactions of Pimozide
- Adagrasib + Pimozide Contraindicated
- Amiodarone + Pimozide Contraindicated
- Amisulpride + Pimozide Contraindicated
- Amitriptyline + Pimozide Contraindicated
- Amoxapine + Pimozide Contraindicated
- Anagrelide + Pimozide Contraindicated
Frequently asked questions
Can I take Pimozide with Tapentadol?
MediHelp rates the interaction as moderate. Pimozide and Tapentadol 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 agents depress the central nervous system, so together they can cause excess drowsiness, impaired alertness and possible respiratory depression. Pimozide also carries QT-prolongation risk, which adds to the need for careful oversight of any added CNS-active drug.
How serious is the interaction between Pimozide and Tapentadol?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use the lowest effective tapentadol dose and monitor for sedation and respiratory depression. Keep pimozide dosing and ECG monitoring in line with its labeling.
What other medicines interact with Tapentadol?
MediHelp also lists interactions of Tapentadol with, for example, Calcium / magnesium / potassium / sodium oxybates, Isocarboxazid, Linezolid. The full list is on the Tapentadol page.
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