Quinolinecarboxylic acid derivative or salts thereof

   
   

This invention relates to 1-(6-amino-3,5-difluoropyridin-2-yl)-8-bromo-7-(3-ethylaminoazetidin-1-yl) -6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid or a salt thereof, and also to a medicine containing the same. This compound has characteristic features that, when administered orally, it has extremely high blood half-life and bioavailability while retaining properties that it has extremely high antimicrobial effects and has low toxicity. It can be used widely as preventives, therapeutics and the like for various infectious diseases of human and animals.

Esta invenção relaciona-se a 1-(6-amino-3.5-difluoropyridin-2-yl)-8-bromo-7-(3-ethylaminoazetidin-1-yl) ácido de -6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic ou um sal disso, e também a uma medicina que contem o mesmo. Este composto tem as características características que, quando administrado oral, tem o half-life e o bioavailability extremamente elevados do sangue ao reter as propriedades que tem efeitos antimicrobial extremamente elevados e tem o toxicity baixo. Pode ser usado extensamente como preventivos, therapeutics e o gosto para várias doenças infectious do ser humano e dos animais.

 
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