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Drug interactions

Leuprolide + Oxaliplatin

Severity: Moderate

Leuprolide and Oxaliplatin: 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

Leuprolide-induced androgen deprivation can prolong the QT interval, and oxaliplatin has been linked to QT prolongation and arrhythmias. The combination may add to the risk of torsades de pointes, particularly with electrolyte losses from chemotherapy.

What this interaction means in plain words

Leuprolide and Oxaliplatin 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.

Leuprolide belongs to Endocrine; Oxaliplatin belongs to Oncology.

Evidence level: Low

Why it happens

Additive QT prolongation, possibly aggravated by oxaliplatin-related electrolyte disturbances.

What to do

Check a baseline ECG and monitor the QTc during treatment. Keep potassium, magnesium and calcium within normal ranges.

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 Leuprolide with Oxaliplatin?

MediHelp rates the interaction as moderate. Leuprolide and Oxaliplatin 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. Leuprolide-induced androgen deprivation can prolong the QT interval, and oxaliplatin has been linked to QT prolongation and arrhythmias. The combination may add to the risk of torsades de pointes, particularly with electrolyte losses from chemotherapy.

How serious is the interaction between Leuprolide and Oxaliplatin?

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 monitor the QTc during treatment. Keep potassium, magnesium and calcium within normal ranges.

What other medicines interact with Leuprolide?

MediHelp also lists interactions of Leuprolide with, for example, Pimozide, Thioridazine, Amisulpride. The full list is on the Leuprolide page.

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

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