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Drug interactions

Insulin glargine + Opuntia ficus indica

Severity: Minor

Insulin glargine and Opuntia ficus indica: 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

Prickly pear has shown glucose-lowering effects in small studies and may add to insulin, with a possible risk of hypoglycemia. The evidence is limited.

What this interaction means in plain words

Insulin glargine and Opuntia ficus indica 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

Soluble fiber and other constituents may lower glucose absorption and improve insulin sensitivity, adding to the effect of insulin.

What to do

Monitor blood glucose when the supplement is started or stopped and reduce the insulin dose if hypoglycemia occurs.

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 Insulin glargine with Opuntia ficus indica?

MediHelp rates the interaction as minor. Insulin glargine and Opuntia ficus indica have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Prickly pear has shown glucose-lowering effects in small studies and may add to insulin, with a possible risk of hypoglycemia. The evidence is limited.

How serious is the interaction between Insulin glargine and Opuntia ficus indica?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood glucose when the supplement is started or stopped and reduce the insulin dose if hypoglycemia occurs.

What other medicines interact with Insulin glargine?

MediHelp also lists interactions of Insulin glargine with, for example, Alogliptin-pioglitazone, Ethanol, Glimepiride-pioglitazone. The full list is on the Insulin glargine page.

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