Drug interactions
DHEA herbal + Methadone
Severity: Minor
DHEA herbal and Methadone: 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
DHEA may modestly affect CYP3A4 activity, which could change methadone exposure. Clinical data are scarce, so the size and direction of any effect in practice are uncertain.
What this interaction means in plain words
DHEA herbal and Methadone 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 modulation of CYP3A4-mediated methadone metabolism, not well established.
What to do
Ask patients about supplement use and monitor for sedation or withdrawal symptoms if DHEA is started or stopped.
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?
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Other interactions of Methadone
- Alvimopan + Methadone Contraindicated
- Calcium / magnesium / potassium / sodium oxybates + Methadone Contraindicated
- Droperidol + Methadone Contraindicated
- Ibutilide + Methadone Contraindicated
- Isocarboxazid + Methadone Contraindicated
- Lefamulin + Methadone Contraindicated
Frequently asked questions
Can I take DHEA herbal with Methadone?
MediHelp rates the interaction as minor. DHEA herbal and Methadone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. DHEA may modestly affect CYP3A4 activity, which could change methadone exposure. Clinical data are scarce, so the size and direction of any effect in practice are uncertain.
How serious is the interaction between DHEA herbal and Methadone?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Ask patients about supplement use and monitor for sedation or withdrawal symptoms if DHEA is started or stopped.
What other medicines interact with Methadone?
MediHelp also lists interactions of Methadone with, for example, Alvimopan, Calcium / magnesium / potassium / sodium oxybates, Droperidol. The full list is on the Methadone page.
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