- an antibiotic produced by an actinomycete, Streptomyces fradiae, administered orally or locally, used chiefly for skin, urinary tract, and eye infections and as a surgical antiseptic.
- an antibiotic obtained from the bacterium Streptomyces fradiae, administered locally in the treatment of skin and eye infections or orally for bowel infections. Formula: C 12 H 26 N 4 O 6
