Drug interactions
Nortriptyline + Octreotide
Severity: Moderate
Nortriptyline and Octreotide: 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
Octreotide can cause bradycardia and QT prolongation, which may be additive with the tricyclic's effects on cardiac conduction. The overall risk is modest but matters in patients with heart disease or electrolyte disturbances.
What this interaction means in plain words
Nortriptyline and Octreotide 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.
Nortriptyline belongs to Central Nervous System; Octreotide belongs to Endocrine.
Why it happens
Additive effects on cardiac conduction and QT interval, with octreotide-induced bradycardia.
What to do
Obtain a baseline ECG and correct electrolyte abnormalities. Monitor heart rate and QTc in at-risk patients.
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?
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Other interactions of Nortriptyline
- Disopyramide + Nortriptyline Contraindicated
- Dofetilide + Nortriptyline Contraindicated
- Dronedarone + Nortriptyline Contraindicated
- Ibutilide + Nortriptyline Contraindicated
- Isocarboxazid + Nortriptyline Contraindicated
- Methylene blue + Nortriptyline Contraindicated
Other interactions of Octreotide
Frequently asked questions
Can I take Nortriptyline with Octreotide?
MediHelp rates the interaction as moderate. Nortriptyline and Octreotide 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. Octreotide can cause bradycardia and QT prolongation, which may be additive with the tricyclic's effects on cardiac conduction. The overall risk is modest but matters in patients with heart disease or electrolyte disturbances.
How serious is the interaction between Nortriptyline and Octreotide?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Obtain a baseline ECG and correct electrolyte abnormalities. Monitor heart rate and QTc in at-risk patients.
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.
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