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Drug interactions

Metformin-pioglitazone + Tongkat ali

Severity: Minor

Metformin-pioglitazone and Tongkat ali: 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

Tongkat ali has been reported to have glucose-lowering activity, so use with antidiabetic drugs could increase the risk of hypoglycemia. Product quality and dosing vary and human data are scarce.

What this interaction means in plain words

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

Evidence level: Low

Why it happens

Possible additive hypoglycemic effect; mechanism not clearly established.

What to do

Counsel patients about hypoglycemia symptoms and monitor blood glucose if the supplement is used.

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 Tongkat ali?

MediHelp rates the interaction as minor. Metformin-pioglitazone and Tongkat ali have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Tongkat ali has been reported to have glucose-lowering activity, so use with antidiabetic drugs could increase the risk of hypoglycemia. Product quality and dosing vary and human data are scarce.

How serious is the interaction between Metformin-pioglitazone and Tongkat ali?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Counsel patients about hypoglycemia symptoms and monitor blood glucose if the supplement is used.

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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