| Completed | 2 | 44 | Europe | Bezlotoxumab, Standard-of-care treatment according to local guidelines or to the decision of the attending physicians., Normal saline 0.9% or 5% dextrose water, Standard-of-care treatment according to local guidelines or to the decision of the attending physicians | Hellenic Institute for the Study of Sepsis | Clostridioides Difficile Infection, Stool Microbiome, Organ Dysfunction Syndrome, Clostridioides Difficile Infection Recurrence, Mortality | 06/23 | 06/23 | | |