FMT Delivered by Capsule Versus Colonoscopy for Recurrent C. Diff

Inclusion Criteria: 1. Age \> 18 and \< 90 years at the time of Screening. 2. Diagnosis of at least 3 episodes of recurrent CDI, with each episode defined as presence of diarrhea (\> 3 unformed stools/24 hours) associate with positive stool Clostridium difficle toxin, occurring within 3 months of each other. 3. CDI infection under symptomatic control with \< 3 loose/unformed BM's per 24 h period for at least 2 consecutive days before procedure. 4. Those with ability to provide informed consent. Exclusion Criteria: 1. Those with complicated CDI, defined as white blood cell\>35 or \<0.5 x 109/L, significant abdominal pain and distension with evidence of toxic megacolon or pseudomembranous colitis, hypotension defined as systolic blood pressure \< 90 mmHg unresponsive to fluid resuscitation, end organ failure, or requiring intensive care unit admission. 2. Those with chronic diarrheal illness, such as irritable bowel syndrome or inflammatory bowel disease unless they are in remission for at least 3 months prior to enrollment.