Definitions for viomycin
a basic polypeptide antibiotic (trade name Viocin) administered intramuscularly (along with other drugs) in the treatment of tuberculosis
An antibiotic, of complex structure, derived from the actinomycete Streptomyces puniceus
U.S. National Library of Medicine
A strongly basic peptide, antibiotic complex from several strains of Streptomyces. It is allergenic and toxic to kidneys and the labyrinth. Viomycin is used in tuberculosis as several different salts and in combination with other agents.