Definition of "vancomycin"

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.

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