Synonyms: 7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylicacid, 9-fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-,N-oxide, (?à)-;7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid,9-fluoro-2,3-dihydro-3-methyl-10-(4-methyl-4-oxido-1-piperazinyl)-7-oxo-, (?à)-; Ofloxacin N-oxide