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Drug interactions

Metformin-pioglitazone + Tazemetostat

Severity: Minor

Metformin-pioglitazone and Tazemetostat: 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

Pioglitazone has been reported to induce CYP3A4 weakly, so it may slightly lower tazemetostat exposure. The clinical impact is uncertain and probably small.

What this interaction means in plain words

Metformin-pioglitazone and Tazemetostat have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Metformin-pioglitazone belongs to Endocrine; Tazemetostat belongs to Miscellaneous.

Evidence level: Low

Why it happens

Possible weak CYP3A4 induction by pioglitazone increases tazemetostat metabolism.

What to do

No dose adjustment is routinely needed. Monitor for reduced tazemetostat response.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Metformin-pioglitazone with Tazemetostat?

MediHelp rates the interaction as minor. Metformin-pioglitazone and Tazemetostat have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Pioglitazone has been reported to induce CYP3A4 weakly, so it may slightly lower tazemetostat exposure. The clinical impact is uncertain and probably small.

How serious is the interaction between Metformin-pioglitazone and Tazemetostat?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No dose adjustment is routinely needed. Monitor for reduced tazemetostat response.

What other medicines interact with Metformin-pioglitazone?

MediHelp also lists interactions of Metformin-pioglitazone with, for example, Contrast media, Diatrizoate meglumine / diatrizoate, Diatrizoate. The full list is on the Metformin-pioglitazone page.

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