a randomized double-blind trial was conducted in two phases to compare the efficacy of prophylactic oral and intravenous administration of kanamycin and metronidazole in preventing wound infection and other complications in patients undergoing colorectal surgery , and also to assess the need for inclusion of an aminoglycoside in the prophylactic regimen .
C0022487
kanamycin
C0002556
aminoglycoside