This document lists various classes of antibiotics including: aminoglycosides like amikacin and gentamicin; ansamycins such as rifampin; carbapenems including doripenem and meropenem; five generations of cephalosporins; fidaxomicin; fluroquinolones like ciprofloxacin and levofloxacin; folate pathway inhibitors; fucidanes; glycopeptides; glycylcyclines; lincosamides; lipopeptides; macrolides; monobactams; nitrofurans; nitroimidazoles; oxazolidinones; penicillins; penicillins with beta-lactamase