noun \ˌnē-ə-ˈmī-sən\

Definition of NEOMYCIN

:  a broad-spectrum highly toxic antibiotic or mixture of antibiotics produced by a streptomyces (Streptomyces fradiae) and used medically especially to treat local infections

First Known Use of NEOMYCIN



noun \ˌnē-ə-ˈmīs-ən\   (Medical Dictionary)

Medical Definition of NEOMYCIN

: a broad-spectrum highly toxic mixture of aminoglycoside antibiotics produced by a bacterium of the genus Streptomyces (S. fradiae); specifically : a commercial preparation that is composed chiefly of two stereoisomers of neomycin administered in the form of their sulfate C23H46N6O13·212H2SO4 and that is used either alone or in combination with one or more other drugs especially to treat infections (as impetigo or conjunctivitis) topically, to irrigate the bladder, and to produce intestinal antisepsis prior to certain surgeries


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