in an open prospective randomized study , the postoperative wound infection rate following removal of an unperforated appendix was evaluated in 187 patients who received either metronidazole ( 1 g suppositories ) or ornidazole ( 500 mg iv or 500 mg suppositories ) in a single dose preoperatively .
C0038941
postoperative wound infection
C0025872
metronidazole