Is Vancomycin legal in the US?
Yes, FDA approved for serious infections and C. diff gut infection.
AStrong human evidenceFDA approvedas of 2026-10-26
Vancomycin has been FDA-approved since 1958. Intravenous vancomycin is approved for serious infections caused by Gram-positive bacteria including MRSA; oral vancomycin (Vancocin capsules, first approved in 1986, and generics) is approved for Clostridioides difficile-associated diarrhea and staphylococcal enterocolitis. 23
More on Vancomycin
Citations
- Fowler 2006, NEJM: Daptomycin versus standard therapy for bacteremia and endocarditis caused by Staphylococcus aureus pubmed.ncbi.nlm.nih.gov
- FDA 2026: Vancomycin Injection prescribing information (NDA 050671), intravenous use accessdata.fda.gov
- FDA 2021: Vancocin (vancomycin hydrochloride) capsules prescribing information, oral use accessdata.fda.gov
Reference information only, not medical advice. Drawn from the Vancomycin article, fact-checked against the cited sources. No dosing anywhere on this site.