<unk>  is a fluoroquinolone antibiotic. It has a controversial safety profile in relation to other fluoroquinolones. It is associated with severe thrombocytopenia and nephritis, and hepatotoxicity. It is sold in Japan under the brand name Ozex.
Tosufloxacin
Lomefloxacin hydrochloride
Norfloxacin
Gatifloxacin
Sparfloxacin
Ofloxacin 
Delafloxacin
Difloxacin