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Drug interactions

Escitalopram + Selpercatinib

Severity: Moderate

Escitalopram and Selpercatinib: 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

Both drugs can prolong the QT interval, so combined use may increase the risk of torsades de pointes. Selpercatinib labeling advises caution with other QT-prolonging drugs.

What this interaction means in plain words

Escitalopram and Selpercatinib 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.

Escitalopram belongs to Central Nervous System; Selpercatinib belongs to Oncology.

Evidence level: Moderate

Why it happens

Additive prolongation of cardiac repolarization (QTc).

What to do

Obtain a baseline ECG and monitor it periodically along with electrolytes. Correct hypokalemia and hypomagnesemia, and consider an alternative antidepressant if the QTc becomes 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 Escitalopram with Selpercatinib?

MediHelp rates the interaction as moderate. Escitalopram and Selpercatinib 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. Both drugs can prolong the QT interval, so combined use may increase the risk of torsades de pointes. Selpercatinib labeling advises caution with other QT-prolonging drugs.

How serious is the interaction between Escitalopram and Selpercatinib?

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 a baseline ECG and monitor it periodically along with electrolytes. Correct hypokalemia and hypomagnesemia, and consider an alternative antidepressant if the QTc becomes prolonged.

What other medicines interact with Escitalopram?

MediHelp also lists interactions of Escitalopram with, for example, Cisapride, Citalopram, Isocarboxazid. The full list is on the Escitalopram page.

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