gentamicin

A broad spectrum antibiotic of the aminoglycoside class, obtained from Micromonospora purpurea and M. echinospora, that inhibits the growth of both Gram-positive and Gram-negative bacteria; the sulfate salt is used medicinally.

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gen·ta·mi·cin .jent-ə-'mīs-ən n a broad-spectrum aminoglycoside antibiotic mixture that is derived from two actinomycetes of the genus Micromonospora (M. purpurea and M. echinospora) and is extensively used in the form of the sulfate in treating infections esp. of the urinary tract

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n.

an aminoglycosides antibiotic used to treat infections caused by a wide range of bacteria. It can be administered by injection or applied in a cream to the skin or in drops to the ears and eyes. Kidney and ear damage may occur at high doses. Trade names: Cidomycin, Garamycin, Genticin.

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gen·ta·mi·cin (jen″tə-miґsin) an aminoglycoside antibiotic complex derived from Micromonospora echinospora, consisting of components designated A, B, C, etc. The form in clinical use is a mixture of three fractions of the C component (C₁, C_1A, C₂); it is effective against a wide range of aerobic gram-negative bacilli, especially the Enterobacteriaceae and Pseudomonas, and some gram-positive bacteria.