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mezlocillin

(Science: chemical) 3,3-dimethyl-6-(((((3-(methylsulfonyl)-2-oxo-1- imidazolidinyl)carbonyl)amino)phenylacetyl)amino)- 7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid. Semisynthetic ampicillin-derived acylureido penicillin. It has been proposed for infections with certain anaerobes and may be useful in inner ear, bile, and cNS infections.

Pharmacological action: penicillins.

Chemical name: 4-Thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, 3,3-dimethyl-6-(((((3-(methylsulfonyl)-2-oxo-1-imidazolidinyl)carbonyl)amino)phenylacetyl)amino)-7-oxo-, (2S-(2alpha,5alpha,6beta(S*)))-