- (medicine) A glycopeptide antibiotic, produced by the actinomycete Amycolaptosis orientalis, used against Gram-positive bacteria, especially staphylococci and enterococci.
- 1956, J. Geraci, “Some Laboratory and Clinical Experiences with a New Antibiotic, Vancomycin”, in Proc. Staff, Meetings Mayo Clinic, volume 31, number 21, page 564:
- Vancomycin was given intravenously in doses of 0.5 gm. at 6-hour intervals for periods of up to 4 weeks to 9 patients, all of whom had staphylococcal infections.