. "fidaxomicin" . . "1255800" . "Dificid" . . . "Fidaxomicin" . . . . "Fidaxomicin" . . . . "873857-62-6" . . "D09394" . "10034073" . . "Dificid, Dificlir" . . . "Z5N076G8YQ" . . . . . . . . "68590" . . .