Drug interactions
Motherwort + Pentazocine
Severity: Minor
Motherwort and Pentazocine: minor 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
Motherwort is a herbal product traditionally used as a mild sedative, so it may add to the drowsiness caused by pentazocine. Clinical data are scarce and the effect is predicted rather than well documented.
What this interaction means in plain words
Motherwort and Pentazocine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Possible additive sedation; the mechanism of motherwort's sedative effect is not firmly established.
What to do
Advise patients to report increased drowsiness and to avoid driving until the response is known. Consider stopping the herbal product if sedation is excessive.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Motherwort and Pentazocine, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 7 days on the web. No card needed.
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 Motherwort with Pentazocine?
MediHelp rates the interaction as minor. Motherwort and Pentazocine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Motherwort is a herbal product traditionally used as a mild sedative, so it may add to the drowsiness caused by pentazocine. Clinical data are scarce and the effect is predicted rather than well documented.
How serious is the interaction between Motherwort and Pentazocine?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Advise patients to report increased drowsiness and to avoid driving until the response is known. Consider stopping the herbal product if sedation is excessive.
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.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
