Peptide library / Immune & defense / Vancomycin
Vancomycin
A glycopeptide antibiotic that remains a mainstay for resistant staph infections.
Effects studied or claimed
What it is used or promoted for, and where each effect has actually been seen
- MRSA infectionsFDA approved
- Clostridioides difficile infection, oralFDA approved
How it is thought to work
Vancomycin binds the building blocks of the bacterial cell wall and blocks their assembly.
What the evidence shows
Used since 1958. Dosing guided by blood levels or area under the curve is now preferred.
Safety and unknowns
Kidney injury, infusion reactions and hearing problems at high levels.
Regulatory status
FDA-approved in 1958.
Regulatory status changes quickly. This entry was last reviewed on 27 October 2026. Confirm current status with the FDA before relying on it.
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General information, not medical advice. Do not buy or inject unregulated peptides.