Drug interactions
Donepezil + Octreotide
Severity: Moderate
Donepezil 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, and donepezil has similar effects. Together they may raise the risk of arrhythmia, especially in patients with underlying heart disease.
What this interaction means in plain words
Donepezil 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.
Donepezil belongs to Central Nervous System; Octreotide belongs to Endocrine.
Why it happens
Additive QT prolongation and bradycardic effects.
What to do
Check a baseline ECG and electrolytes, and monitor heart rate and QTc during combined therapy. Take extra care in patients with bradycardia or conduction disease.
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 Donepezil
- Donepezil + Dronedarone Contraindicated
- Donepezil + Pimozide Contraindicated
- Donepezil + Thioridazine Contraindicated
- Donepezil + Vandetanib Contraindicated
- Amiodarone + Donepezil Major
- Amisulpride + Donepezil Major
Other interactions of Octreotide
Frequently asked questions
Can I take Donepezil with Octreotide?
MediHelp rates the interaction as moderate. Donepezil 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, and donepezil has similar effects. Together they may raise the risk of arrhythmia, especially in patients with underlying heart disease.
How serious is the interaction between Donepezil 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: Check a baseline ECG and electrolytes, and monitor heart rate and QTc during combined therapy. Take extra care in patients with bradycardia or conduction disease.
What other medicines interact with Donepezil?
MediHelp also lists interactions of Donepezil with, for example, Dronedarone, Pimozide, Thioridazine. The full list is on the Donepezil page.
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