Drug interactions
Amitriptyline + Insulin aspart
Severity: Minor
Amitriptyline and Insulin aspart: 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 such as amitriptyline can alter glucose handling and may modestly enhance the glucose-lowering effect of insulin. Hypoglycemia may be more frequent or its warning symptoms may be blunted. The effect is usually small and variable.
What this interaction means in plain words
Amitriptyline and Insulin aspart have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Amitriptyline belongs to Central Nervous System; Insulin aspart belongs to Endocrine.
Why it happens
Probable additive pharmacodynamic effect on glucose lowering; the exact mechanism is not well established.
What to do
Monitor blood glucose when amitriptyline is started, stopped or changed in dose. Adjust the insulin dose only if glucose readings change.
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?
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Other interactions of Amitriptyline
- Amitriptyline + Isocarboxazid Contraindicated
- Amitriptyline + Methylene blue Contraindicated
- Amitriptyline + Phenelzine Contraindicated
- Amitriptyline + Pimozide Contraindicated
- Amitriptyline + Procarbazine Contraindicated
- Amitriptyline + Safinamide Contraindicated
Other interactions of Insulin aspart
Frequently asked questions
Can I take Amitriptyline with Insulin aspart?
MediHelp rates the interaction as minor. Amitriptyline and Insulin aspart 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 such as amitriptyline can alter glucose handling and may modestly enhance the glucose-lowering effect of insulin. Hypoglycemia may be more frequent or its warning symptoms may be blunted. The effect is usually small and variable.
How serious is the interaction between Amitriptyline and Insulin aspart?
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 amitriptyline is started, stopped or changed in dose. Adjust the insulin dose only if glucose readings change.
What other medicines interact with Amitriptyline?
MediHelp also lists interactions of Amitriptyline with, for example, Isocarboxazid, Methylene blue, Phenelzine. The full list is on the Amitriptyline page.
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