Drug interactions
Foscarnet + Teicoplanin
Severity: Moderate
Foscarnet and Teicoplanin: 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 harm the kidneys, and teicoplanin may rarely affect hearing. Combined use may increase the risk of renal impairment, which in turn raises teicoplanin exposure.
What this interaction means in plain words
Foscarnet and Teicoplanin 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.
Foscarnet belongs to Anti Virals; Teicoplanin belongs to Anti Bacterial.
Why it happens
Additive nephrotoxicity with reduced renal clearance of teicoplanin.
What to do
Monitor serum creatinine and electrolytes regularly and ensure adequate hydration. Adjust doses to renal function and consider teicoplanin trough monitoring.
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?
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Other interactions of Foscarnet
- Cidofovir + Foscarnet Contraindicated
- Foscarnet + Pimozide Contraindicated
- Foscarnet + Thioridazine Contraindicated
- Foscarnet + Vandetanib Contraindicated
- Adagrasib + Foscarnet Major
- Adefovir + Foscarnet Major
Other interactions of Teicoplanin
- Amphotericin b + Teicoplanin Major
- Cidofovir + Teicoplanin Major
- Neomycin + Teicoplanin Major
- Teicoplanin + Tobramycin Major
- Acyclovir + Teicoplanin Moderate
- Adefovir + Teicoplanin Moderate
Frequently asked questions
Can I take Foscarnet with Teicoplanin?
MediHelp rates the interaction as moderate. Foscarnet and Teicoplanin 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 harm the kidneys, and teicoplanin may rarely affect hearing. Combined use may increase the risk of renal impairment, which in turn raises teicoplanin exposure.
How serious is the interaction between Foscarnet and Teicoplanin?
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 serum creatinine and electrolytes regularly and ensure adequate hydration. Adjust doses to renal function and consider teicoplanin trough monitoring.
What other medicines interact with Foscarnet?
MediHelp also lists interactions of Foscarnet with, for example, Cidofovir, Pimozide, Thioridazine. The full list is on the Foscarnet page.
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