in vitro activities of the new macrolides clarithromycin , previously designated a-56268 ( te-031 ) , and a-63075 and of the aryl-fluoroquinolones difloxacin ( a-56619 ) and temafloxacin ( a-62254 ) against 14 strains of mycoplasma pneumoniae , 20 strains of mycoplasma hominis , and 28 strains of ureaplasma urealyticum were compared with that of erythromycin .
C0055856
clarithromycin
C0014806
erythromycin