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Drug interactions

Nateglinide + Nortriptyline

Severity: Minor

Nateglinide and Nortriptyline: 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 can change glycemic control, and with an insulin secretagogue this may shift blood glucose. The effect is generally small and unpredictable.

What this interaction means in plain words

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

Nateglinide belongs to Endocrine; Nortriptyline belongs to Central Nervous System.

Evidence level: Low

Why it happens

Possible pharmacodynamic effects of tricyclics on glucose handling and insulin sensitivity, not firmly established.

What to do

Monitor blood glucose when starting or stopping nortriptyline and adjust nateglinide if hypoglycemia or hyperglycemia appears.

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 Nateglinide with Nortriptyline?

MediHelp rates the interaction as minor. Nateglinide and Nortriptyline 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 can change glycemic control, and with an insulin secretagogue this may shift blood glucose. The effect is generally small and unpredictable.

How serious is the interaction between Nateglinide and Nortriptyline?

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 starting or stopping nortriptyline and adjust nateglinide if hypoglycemia or hyperglycemia appears.

What other medicines interact with Nortriptyline?

MediHelp also lists interactions of Nortriptyline with, for example, Disopyramide, Dofetilide, Dronedarone. The full list is on the Nortriptyline page.

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

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