<unk>  hydrochloride (trade name Raxar, Glaxo Wellcome) was an oral broad-spectrum fluoroquinolone antibacterial agent used to treat bacterial infections.<unk>  was withdrawn world wide from markets in 1999, owing to its side effect of lengthening the QT interval on the electrocardiogram, leading to cardiac events and sudden death.
Grepafloxacin
Telithromycin
Difloxacin
Azithromycin 
Gemifloxacin
Gemifloxacin mesylate
Pefloxacin
Delafloxacin