Methods
An open-label, single-group preliminary feasibility study
was undertaken to evaluate the safety and rate of diarrhea
resolution following administration of frozen FMT capsules
for treatment of a small cohort of patients with relapsing or
recurrent CDI. The study was approved by the Partners
Human Research Committee. The investigation was determined
to be exempt from review by the US Food and Drug
Administration per guidance recently published by the Center
for Biologics Evaluation and Research.16,17 All adult participants
provided written informed consent after a clinical
meeting with a physician investigator providing information
about potential risks and benefits of the procedure.
Children aged 7 years or older provided assent in addition to
parental informed consent