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Drug interactions

Octreotide + Tacrolimus

Severity: Moderate

Octreotide and Tacrolimus: 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

Tacrolimus can prolong the QT interval, and octreotide may add to this through QT effects and bradycardia. Octreotide may also alter glucose handling, relevant in transplant patients prone to tacrolimus-related diabetes.

What this interaction means in plain words

Octreotide and Tacrolimus 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 belongs to Endocrine; Tacrolimus belongs to Miscellaneous.

Evidence level: Low

Why it happens

Additive pharmacodynamic QT prolongation.

What to do

Monitor ECG and electrolytes, particularly with other QT-prolonging drugs or cardiac disease. Monitor tacrolimus trough levels and blood glucose as clinically indicated.

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 Octreotide with Tacrolimus?

MediHelp rates the interaction as moderate. Octreotide and Tacrolimus 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. Tacrolimus can prolong the QT interval, and octreotide may add to this through QT effects and bradycardia. Octreotide may also alter glucose handling, relevant in transplant patients prone to tacrolimus-related diabetes.

How serious is the interaction between Octreotide and Tacrolimus?

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 electrolytes, particularly with other QT-prolonging drugs or cardiac disease. Monitor tacrolimus trough levels and blood glucose as clinically indicated.

What other medicines interact with Octreotide?

MediHelp also lists interactions of Octreotide with, for example, Adagrasib, Amisulpride, Arsenic trioxide. The full list is on the Octreotide page.

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

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