Doribax was as effective as the other antibiotics in treating the infections: • looking at the results of the two studies in nosocomial pneumonia taken together, 75% of the patients receiving Doribax were cured (195 out of 260), compared with 72% of the patients taking piperacillin/ tazobactam or imipenem (174 out of 241); • looking at the results of the two studies of complicated abdominal infections taken together, 85% of the patients receiving Doribax were cured (275 out of 325), compared with 84% of the patients receiving meropenem (260 out of 309); • in complicated urinary tract infections, 82% of the patients receiving Doribax were cured (230 out of 280), compared with 83% of the patients receiving levofloxacin (221 out of 265).