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US4670440A Medicinal norfloxacin salts 失效
药用诺氟沙星盐

Medicinal norfloxacin salts
Abstract:
N,N,N-trimethyl-2-hydroxyethyl-ammonium-[1-ethyl-6-fluoro-4-oxo-7-(1-piperazinyl)-1,4-dihydro-quinolizine-3-carboxylate] of the formula I ##STR1## as a norfloxacin antimicrobial salt capable of enteral administration.
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