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Drug interactions

Epcoritamab + Everolimus

Severity: Moderate

Epcoritamab and Everolimus: 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

Epcoritamab triggers cytokine release that can temporarily suppress CYP450 enzyme activity. This may raise everolimus concentrations, particularly around the first doses and during cytokine release syndrome.

What this interaction means in plain words

Epcoritamab and Everolimus 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.

Epcoritamab belongs to Oncology; Everolimus belongs to Oncology.

Evidence level: Low

Why it happens

Cytokine-mediated downregulation of CYP3A4 activity reduces the metabolism of everolimus.

What to do

Monitor for everolimus toxicity such as mucositis, pneumonitis and cytopenias during the period of cytokine release after epcoritamab doses. Check everolimus trough levels and reduce the dose if concentrations or adverse effects are elevated.

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 Epcoritamab with Everolimus?

MediHelp rates the interaction as moderate. Epcoritamab and Everolimus 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. Epcoritamab triggers cytokine release that can temporarily suppress CYP450 enzyme activity. This may raise everolimus concentrations, particularly around the first doses and during cytokine release syndrome.

How serious is the interaction between Epcoritamab and Everolimus?

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 for everolimus toxicity such as mucositis, pneumonitis and cytopenias during the period of cytokine release after epcoritamab doses. Check everolimus trough levels and reduce the dose if concentrations or adverse effects are elevated.

What other medicines interact with Everolimus?

MediHelp also lists interactions of Everolimus with, for example, Bcg vaccine live, Influenza virus vaccine quadrivalent intranasal, Levoketoconazole. The full list is on the Everolimus page.

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

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