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Drug interactions

Teprotumumab + Vancomycin

Severity: Moderate

Teprotumumab and Vancomycin: 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

Teprotumumab can cause hearing impairment, including hearing loss and tinnitus, and vancomycin is also potentially ototoxic, especially at high levels or with renal impairment. Using them together may add to the risk of auditory damage.

What this interaction means in plain words

Teprotumumab and Vancomycin 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.

Teprotumumab belongs to Miscellaneous; Vancomycin belongs to Anti Bacterial.

Evidence level: Low

Why it happens

Additive ototoxicity from independent mechanisms.

What to do

Perform baseline and periodic audiometry and ask patients about hearing changes. Monitor vancomycin trough or AUC and renal function, and stop or reassess therapy if hearing symptoms appear.

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 Teprotumumab with Vancomycin?

MediHelp rates the interaction as moderate. Teprotumumab and Vancomycin 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. Teprotumumab can cause hearing impairment, including hearing loss and tinnitus, and vancomycin is also potentially ototoxic, especially at high levels or with renal impairment. Using them together may add to the risk of auditory damage.

How serious is the interaction between Teprotumumab and Vancomycin?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Perform baseline and periodic audiometry and ask patients about hearing changes. Monitor vancomycin trough or AUC and renal function, and stop or reassess therapy if hearing symptoms appear.

What other medicines interact with Vancomycin?

MediHelp also lists interactions of Vancomycin with, for example, Amikacin, Bacitracin, Capreomycin. The full list is on the Vancomycin 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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