viomycin

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viomycin

[‚vī·ə′mīs·ən]
(microbiology)
A polypeptide antibiotic or mixture of antibiotic substances produced by strains of Streptomyces griseus var. purpureus (Streptomyces puniceus); the sulfate salt is administered intramuscularly for treatment of tuberculosis resistant to other therapy.