 Prior to the FMT procedure stool samples will be checked for ova and parasites, C. difficile toxin and fecal calprotectin. Serum tests will include erythrocyte sedimentation rate ESR, C-reactive protein CRP, Anti-nuclear antibodies ANA, complete blood cell count, HIV, screening for Hepatitis A, B, C hep A IgM, hep B surface antigen and antibody, Hep C antibody, and creatinine. Eight days before treatment, patients will take a 5 day course of rifaximin that is discontinued 3 days before FMT treatment. 