Drug interactions
Benperidol + Pentazocine
Severity: Moderate
Benperidol and Pentazocine: 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
Benperidol is a potent butyrophenone antipsychotic with sedative properties, and pentazocine is an opioid. Combined use can produce additive sedation, hypotension and respiratory depression.
What this interaction means in plain words
Benperidol and Pentazocine 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.
Why it happens
Additive CNS depression from opioid and antipsychotic effects.
What to do
Use the lowest effective doses and monitor sedation, blood pressure and breathing. Counsel patients to avoid alcohol and driving.
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 Pentazocine
- Calcium / magnesium / potassium / sodium oxybates + Pentazocine Contraindicated
- Olanzapine / samidorphan + Pentazocine Contraindicated
- Pentazocine + Phenelzine Contraindicated
- Pentazocine + Tranylcypromine Contraindicated
- Alfentanil + Pentazocine Major
- Alprazolam + Pentazocine Major
Frequently asked questions
Can I take Benperidol with Pentazocine?
MediHelp rates the interaction as moderate. Benperidol and Pentazocine 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. Benperidol is a potent butyrophenone antipsychotic with sedative properties, and pentazocine is an opioid. Combined use can produce additive sedation, hypotension and respiratory depression.
How serious is the interaction between Benperidol and Pentazocine?
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 doses and monitor sedation, blood pressure and breathing. Counsel patients to avoid alcohol and driving.
What other medicines interact with Pentazocine?
MediHelp also lists interactions of Pentazocine with, for example, Calcium / magnesium / potassium / sodium oxybates, Olanzapine / samidorphan, Phenelzine. The full list is on the Pentazocine page.
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