| piperacillin | <chemical> 6-(((((4-ethyl-2,3-dioxo-1-piperazinyl)carbonyl) amino)phenylacetyl)amino)-3,3-dimethyl-7-oxo-4-thia-1- azabicyclo(3.2.0)heptane-2-carboxylic acid. Semisynthetic, broad-spectrum, ampicillin-derived ureidopenicillin antibiotic proposed for pseudomonas infections. It is also used in combination with other antibiotics. Pharmacological action: penicillins. Chemical name: 4-Thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, 6-(((((4-ethyl-2,3-dioxo-1-piperazinyl)carbonyl)amino)phenylacetyl)amino)-3,3-dimethyl-7-oxo-, (2S-(2alpha,5alpha,6beta(S*)))- (12 Dec 1998) |
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| piperacillin sodium | C23H26N5NaO7S;a semisynthetic extended spectrum penicillin active against a wide variety of Gram-positive and Gram-negative bacteria. (05 Mar 2000) |