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Drug interactions

Metformin-repaglinide + Valsartan

Severity: Minor

Metformin-repaglinide and Valsartan: 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

Repaglinide may inhibit OATP1B1 and theoretically increase valsartan exposure, but this is unlikely to be clinically meaningful. Valsartan may slightly increase insulin sensitivity.

What this interaction means in plain words

Metformin-repaglinide and Valsartan 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-repaglinide belongs to Endocrine; Valsartan belongs to Cardiovascular.

Evidence level: Low

Why it happens

Possible OATP1B1 inhibition reducing hepatic uptake of valsartan; clinical relevance unproven.

What to do

No routine adjustment needed; monitor blood pressure and glucose as usual.

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-repaglinide with Valsartan?

MediHelp rates the interaction as minor. Metformin-repaglinide and Valsartan have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Repaglinide may inhibit OATP1B1 and theoretically increase valsartan exposure, but this is unlikely to be clinically meaningful. Valsartan may slightly increase insulin sensitivity.

How serious is the interaction between Metformin-repaglinide and Valsartan?

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 routine adjustment needed; monitor blood pressure and glucose as usual.

What other medicines interact with Metformin-repaglinide?

MediHelp also lists interactions of Metformin-repaglinide with, for example, Gemfibrozil, Apalutamide, Clarithromycin. The full list is on the Metformin-repaglinide page.

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