Eradication of Antibiotic-resistant Bacteria Through Antibiotics and Fecal Bacteriotherapy

Inclusion Criteria: * Adult patients (\>= 18 years at date of inclusion) * Ability to provide informed consent * Documented intestinal carriage of ESBL-E and / or CPE by stool culture at baseline (visit 0) * IF COLONIZED WITH ESBL-E ONLY (WITHOUT CPE): At least one episode of symptomatic infection with ESBL-E requiring systemic antibiotic therapy within the last 180 days before date of inclusion (based on the last day of antibiotic therapy for that infection) Exclusion Criteria: * Pregnancy or planned pregnancy * Breastfeeding * Difficult / impossible follow-up * Allergy or other contraindication to one of the study drugs * Recurrent aspirations / chronic dysphagia * Resistance to colistin (defined as MIC\> 2 mg/l) of any of the ESBL-E or CPE strains isolated at baseline * Estimated life expectancy \< 6 months * Treatment with any systemic antibiotic on the day of inclusion * Severe immunodeficiency * Systemic chemotherapy ≤30 days from baseline or planned chemotherapy within the next 6 months * Human Immunodeficiency Virus (HIV) with CD4 count \< 250/mcl * Prolonged use of steroids (prednisone equivalent ≥ 60 mg per day for \>= 30 days) or other immunosuppressive medications * neutropenia with absolute neutrophil count \<1000/μL, * Solid organ transplant * Hematopoeitic stem cell transplant recipients * Other causes of severe immunodeficiency * Current hospitalization in an Intensive Care Unit * Estimated glomerular filtration rate (CKD-EPI) \< 15 ml/min/1.…