Drug interactions
Lithium + Octreotide
Severity: Moderate
Lithium 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. Lithium may add to conduction and repolarization effects, particularly with electrolyte disturbance.
What this interaction means in plain words
Lithium 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.
Lithium belongs to Central Nervous System; Octreotide belongs to Endocrine.
Why it happens
Additive effects on cardiac conduction and repolarization.
What to do
Monitor ECG and heart rate in patients with cardiac disease or other QT risk factors. Correct potassium and magnesium abnormalities.
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 Lithium
- Lithium + Thioridazine Contraindicated
- Lithium + Vandetanib Contraindicated
- Aceclofenac + Lithium Major
- Acemetacin + Lithium Major
- Amisulpride + Lithium Major
- Amlodipine-benazepril + Lithium Major
Other interactions of Octreotide
Frequently asked questions
Can I take Lithium with Octreotide?
MediHelp rates the interaction as moderate. Lithium 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. Lithium may add to conduction and repolarization effects, particularly with electrolyte disturbance.
How serious is the interaction between Lithium 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: Monitor ECG and heart rate in patients with cardiac disease or other QT risk factors. Correct potassium and magnesium abnormalities.
What other medicines interact with Lithium?
MediHelp also lists interactions of Lithium with, for example, Thioridazine, Vandetanib, Aceclofenac. The full list is on the Lithium page.
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