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Drug interactions

Goserelin + Osimertinib

Severity: Moderate

Goserelin and Osimertinib: 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

Osimertinib can prolong QTc, and goserelin may add to the effect. Combined use may increase the risk of torsades de pointes.

What this interaction means in plain words

Goserelin and Osimertinib 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.

Goserelin belongs to Endocrine; Osimertinib belongs to Oncology.

Evidence level: Low

Why it happens

Additive pharmacodynamic QT prolongation.

What to do

Obtain periodic ECGs and electrolytes, especially in patients with heart failure or other QT risk factors. Withhold osimertinib if QTc becomes markedly prolonged.

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 Goserelin with Osimertinib?

MediHelp rates the interaction as moderate. Goserelin and Osimertinib 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. Osimertinib can prolong QTc, and goserelin may add to the effect. Combined use may increase the risk of torsades de pointes.

How serious is the interaction between Goserelin and Osimertinib?

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 periodic ECGs and electrolytes, especially in patients with heart failure or other QT risk factors. Withhold osimertinib if QTc becomes markedly prolonged.

What other medicines interact with Goserelin?

MediHelp also lists interactions of Goserelin with, for example, Amisulpride, Arsenic trioxide, Artemether / lumefantrine. The full list is on the Goserelin page.

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