We randomly assigned patients to receive one of three therapies: an initial vancomycin
regimen (500 mg orally four times per day for 4 days), followed by bowel
lavage and subsequent infusion of a solution of donor feces through a nasoduodenal
tube; a standard vancomycin regimen (500 mg orally four times per day for
14 days); or a standard vancomycin regimen with bowel lavage. The primary end
point was the resolution of diarrhea associated with C. difficile infection without
relapse after 10 weeks.