to·​bra·​my·​cin ˌtō-brə-ˈmīs-ᵊn How to pronounce tobramycin (audio)
: a colorless water-soluble antibiotic C18H37N5O9 isolated from a soil bacterium of the genus Streptomyces (S. tenebrarius) and effective especially against gram-negative bacteria

Note: When used in combination with loteprednol to treat inflammatory conditions of the eye, tobramycin is marketed under the trademark Zylet.

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Cite this Entry

“Tobramycin.” Medical Dictionary, Merriam-Webster, Accessed 24 Jun. 2024.

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