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Completed Phase 2 Interventional Results available

SER-109 Versus Placebo to Prevent Recurrent Clostridium Difficile Infection (RCDI)

ClinicalTrials.gov ID: NCT02437487

Public ClinicalTrials.gov record NCT02437487. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 2:39 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

ECOSPOR: A RandomizEd, Double Blind, Placebo COntrolled, Parallel Group Study of SER 109 to Prevent Recurrent ClOstRidium Difficile Infection

Study identification

NCT ID
NCT02437487
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Seres Therapeutics, Inc.
Industry
Enrollment
89 participants

Conditions and interventions

Interventions

  • SER-109 Drug
  • Placebo Drug

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Apr 30, 2015
Primary completion
Jun 30, 2016
Completion
Sep 30, 2016
Last update posted
Jul 25, 2018

2015 – 2016

United States locations

U.S. sites
30
U.S. states
18
U.S. cities
29
Facility City State ZIP Site status
North County Gastroenterology Oceanside California 92056
University Of California Davis Sacramento California 95817
Ventura Clinical Trials Ventura California 93003
ZASA Clinical Research Atlantis Florida 33462
Omega Research Consultants LLC DeBary Florida 32713
Borland-Groover Clinic Jacksonville Florida 33256
Gastroenterology Group of Naples Naples Florida 34102
Advanced Medical Research Center Port Orange Florida 32127
Emory University Atlanta Georgia 30322
Idaho Falls Infection Diseases Idaho Falls Idaho 83404
Ochsner Clinic Foundation New Orleans Louisiana 70121
Anne Arundel Health System Research Institute Annapolis Maryland 21410
Johns Hopkins Bayview Medical Baltimore Maryland 21224-2780
Metropolitan Gastroenterolgy Group Pc Chevy Chase Maryland 20815
Massachusetts General Hospital Boston Massachusetts 02114
Beth Israel Deaconess Med Cntr Boston Massachusetts 02215
William Beaumont Hospital Royal Oak Michigan 48073
Mayo Clinic Chatfield Minnesota 55905
Sundance Clinical Research St Louis Missouri 63141
Mercury Street Medical Group Butte Montana 59701
Englewood Hospital and Medical Center Englewood Cliffs New Jersey 07632-2514
Mount Sinai Hospital New York New York 10029
University of Rochester Medical Center Rochester New York 14642
University of Cincinnati College of Medicine Cincinnati Ohio 45267
Remington-Davis, Inc. Columbus Ohio 43215
Regional Infectious Diseases-Infusion Center Inc Lima Ohio 45801
Drexel University/Hahnemann University Hospital Philadelphia Pennsylvania 19107
Brown Alpert Medical School Providence Rhode Island 02904
University of Texas School of Public Health Houston Texas 77030
Medical Associates of Central Virginia Lynchburg Virginia 24501

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT02437487, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jul 25, 2018 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT02437487 live on ClinicalTrials.gov.

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