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Drug interactions

Lofepramine + Tolbutamide

Severity: Minor

Lofepramine and Tolbutamide: 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

Tricyclic antidepressants may alter glycemic control and have been linked to enhanced hypoglycemia with sulfonylureas. The effect is variable and usually modest.

What this interaction means in plain words

Lofepramine and Tolbutamide 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 effect on glucose lowering; mechanism is not well established.

What to do

Monitor blood glucose when lofepramine is started or stopped and adjust the tolbutamide dose if 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 Lofepramine with Tolbutamide?

MediHelp rates the interaction as minor. Lofepramine and Tolbutamide have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Tricyclic antidepressants may alter glycemic control and have been linked to enhanced hypoglycemia with sulfonylureas. The effect is variable and usually modest.

How serious is the interaction between Lofepramine and Tolbutamide?

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 lofepramine is started or stopped and adjust the tolbutamide dose if needed.

What other medicines interact with Tolbutamide?

MediHelp also lists interactions of Tolbutamide with, for example, Glyburide-metformin, Insulin degludec-liraglutide, Aceclofenac. The full list is on the Tolbutamide page.

Full monographs, dosing and an interaction checker in the MediHelp app

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