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Drug interactions

Glucagon + Penbutolol

Severity: Minor

Glucagon and Penbutolol: 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

Glucagon may transiently raise heart rate and blood pressure in patients on beta-blockers. Beta blockade can also mask hypoglycemia symptoms.

What this interaction means in plain words

Glucagon and Penbutolol 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

Glucagon-induced catecholamine release causes unopposed pressor effects under beta blockade.

What to do

Monitor pulse and blood pressure after glucagon administration. No routine dose change is needed.

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 Glucagon with Penbutolol?

MediHelp rates the interaction as minor. Glucagon and Penbutolol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Glucagon may transiently raise heart rate and blood pressure in patients on beta-blockers. Beta blockade can also mask hypoglycemia symptoms.

How serious is the interaction between Glucagon and Penbutolol?

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 pulse and blood pressure after glucagon administration. No routine dose change is needed.

What other medicines interact with Glucagon?

MediHelp also lists interactions of Glucagon with, for example, Atropine, Benztropine, Dicyclomine. The full list is on the Glucagon page.

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