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Drug interactions

Berotralstat + Doxorubicin

Severity: Moderate

Berotralstat and Doxorubicin: 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

Berotralstat inhibits P-glycoprotein and may increase exposure to doxorubicin, a P-gp substrate. This could worsen myelosuppression and cardiotoxicity.

What this interaction means in plain words

Berotralstat and Doxorubicin 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.

Berotralstat belongs to Miscellaneous; Doxorubicin belongs to Oncology.

Evidence level: Low

Why it happens

Berotralstat inhibits P-gp efflux, reducing doxorubicin clearance.

What to do

Monitor blood counts and cardiac function, and reduce the doxorubicin dose if toxicity develops.

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 Berotralstat with Doxorubicin?

MediHelp rates the interaction as moderate. Berotralstat and Doxorubicin 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. Berotralstat inhibits P-glycoprotein and may increase exposure to doxorubicin, a P-gp substrate. This could worsen myelosuppression and cardiotoxicity.

How serious is the interaction between Berotralstat and Doxorubicin?

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 blood counts and cardiac function, and reduce the doxorubicin dose if toxicity develops.

What other medicines interact with Doxorubicin?

MediHelp also lists interactions of Doxorubicin with, for example, Adenovirus types 4 and 7 live, Belatacept, Cobicistat. The full list is on the Doxorubicin page.

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

Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.

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