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Drug interactions

Amitriptyline + Propofol

Severity: Moderate

Amitriptyline and Propofol: moderate 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

Amitriptyline can add to the sedative and hypotensive effects of propofol and may contribute to arrhythmias during anesthesia. The combination may lead to deeper sedation or slower recovery.

What this interaction means in plain words

Amitriptyline and Propofol can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.

Amitriptyline belongs to Central Nervous System; Propofol belongs to Central Nervous System.

Evidence level: Low

Why it happens

Additive CNS depression and cardiovascular effects, including alpha-blockade and QT effects from the tricyclic.

What to do

Inform the anesthesia team of tricyclic use and titrate propofol to effect with continuous ECG and blood pressure monitoring. Do not stop long-term amitriptyline abruptly without medical advice.

What to ask your pharmacist

  • Should I take them at different times of day?
  • Does the dose of either medicine need to change?
  • Is there anything I should avoid, such as alcohol or certain foods, while on both?

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 Amitriptyline with Propofol?

MediHelp rates the interaction as moderate. Amitriptyline and Propofol can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Amitriptyline can add to the sedative and hypotensive effects of propofol and may contribute to arrhythmias during anesthesia. The combination may lead to deeper sedation or slower recovery.

How serious is the interaction between Amitriptyline and Propofol?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Inform the anesthesia team of tricyclic use and titrate propofol to effect with continuous ECG and blood pressure monitoring. Do not stop long-term amitriptyline abruptly without medical advice.

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.

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

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