<unk> (injection) is an antibiotic that is FDA approved for the treatment of urinary tract infections, lower respiratory infections,nosocomial pneumonia,
skin infections, acute sinusitis,intra-abdominal infections and chronic bacterial prostatitis. There is a Black Box Warning for this drug as shown here.  Common adverse reactions include rash,diarrhea,nausea, vomiting and headache.
Ciprofloxacin 
Norfloxacin
Lomefloxacin hydrochloride
Gatifloxacin
Meropenem
Sparfloxacin
Colistin
Ofloxacin 