NCT06237452

Brief Summary

The overall objective of the RESTORATiVE303 study is to evaluate the safety and the Clostridioides difficile infection (CDI) recurrence rate at Week 8 in participants who receive a 14-day course of VE303 or matching placebo. The objectives and endpoints are identical for Stage 1 (recurrent CDI) and Stage 2 (high-risk primary CDI).

Trial Health

88
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Strong global presence with extensive site network
Enrollment
852

participants targeted

Target at P75+ for phase_3

Timeline
17mo left

Started May 2024

Typical duration for phase_3

Geographic Reach
24 countries

215 active sites

Status
recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress58%
May 2024Oct 2027

First Submitted

Initial submission to the registry

January 23, 2024

Completed
9 days until next milestone

First Posted

Study publicly available on registry

February 1, 2024

Completed
4 months until next milestone

Study Start

First participant enrolled

May 20, 2024

Completed
3 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 1, 2027

Expected
4 months until next milestone

Study Completion

Last participant's last visit for all outcomes

October 1, 2027

Last Updated

April 28, 2026

Status Verified

October 1, 2025

Enrollment Period

3 years

First QC Date

January 23, 2024

Last Update Submit

April 22, 2026

Conditions

Outcome Measures

Primary Outcomes (1)

  • CDI Recurrence Rate at Week 8

    Proportion of participants with laboratory-confirmed CDI recurrence before or at Week 8.

    8 weeks

Study Arms (2)

VE303

EXPERIMENTAL

Subjects assigned to the VE303 arm will take 3 capsules containing VE303 per day for 14 days after completing 10 to 21 days of standard of care antibiotic treatment for the qualifying CDI episode.

Biological: VE303

Placebo

PLACEBO COMPARATOR

Subjects assigned to the placebo arm will take 3 placebo capsules per day for 14 days after completing 10 to 21 days of standard of care antibiotic treatment for the qualifying CDI episode.

Biological: Placebo

Interventions

VE303BIOLOGICAL

VE303 is a live biotherapeutic product (LBP) consisting of 8 clonally derived, nonpathogenic, nontoxigenic, commensal bacteria strains manufactured under Good Manufacturing Practices (GMP) conditions.

VE303
PlaceboBIOLOGICAL

Placebo capsules contain microcrystalline cellulose. Placebo capsules are visually identical to and not discernible from VE303 capsules. Placebo capsules will not contain any VE303 drug product.

Placebo

Eligibility Criteria

Age12 Years+
Sexall
Healthy VolunteersNo
Age GroupsChild (0-17), Adult (18-64), Older Adult (65+)

You may qualify if:

  • Age ≥ 12 years where permitted, and ≥ 18 years in other locations, with a laboratory-confirmed qualifying episode of CDI and at least 1 prior occurrence within the last 6 months
  • Age ≥ 75 years with a laboratory-confirmed qualifying episode of CDI
  • OR age ≥ 12 years where permitted, and ≥ 18 years in other locations, with least two of the following risk factors:
  • Age ≥ 65 years
  • Kidney dysfunction, defined as estimated creatinine clearance \< 60 mL/min/1.73 m\^2 at the time of the qualifying CDI episode
  • History of regular use of a proton pump inhibitor (PPI) within the past 2 months and expectation of continued use of PPIs throughout the study
  • History of a prior CDI episode between 6 and 12 months prior to enrollment
  • Immunosuppression due to an underlying disease or its treatment
  • Has undergone solid organ or hematopoietic stem cell transplantation
  • The qualifying episode of CDI must meet all the following criteria:
  • New onset of ≥ 3 unformed bowel movements (ie, Types 5 to 7 on the Bristol stool scale) within 24 hours for 2 consecutive days
  • CDI symptoms started within 4 weeks prior to initiation of standard of care (SoC) antibiotic therapy for CDI
  • Stool sample collected before (or no later than 72 hours after) initiation of SoC antibiotic therapy that was positive in a CDI laboratory test, defined as enzyme immunoassay (EIA) for toxin A/B and glutamate dehydrogenase (GDH) with polymerase chain reaction (PCR) reflex testing for discordant EIA/GDH results, performed at either a local laboratory or the central laboratory
  • Diarrhea considered unlikely to have another etiology
  • Prior to receiving any study medication, the participant should:
  • +4 more criteria

You may not qualify if:

  • History of chronic diarrhea (defined as ≥ 3 loose stools per day lasting for at least 4 weeks) within 3 months prior to randomization that is not related to CDI
  • Known or suspected toxic megacolon or small bowel ileus at the time of randomization
  • History of confirmed celiac disease, inflammatory bowel disease, microscopic colitis, short gut, GI tract fistulas, or a recent episode (within 6 months of screening) of intestinal ischemia or ischemic colitis
  • Receipt of bezlotoxumab during the course of SoC antibiotic treatment for the qualifying CDI episode
  • Use of antidiarrheal drugs (eg, loperamide, diphenoxylate) within 3 days prior to the planned first dose of study drug
  • Anticipated administration of oral or parenteral antibacterial therapy for a non-CDI indication after randomization through Week 24 (end of study)
  • Probiotics, whether characterized as a dietary/food supplement, or a drug, are prohibited within 2 days before starting study drug and through the dosing period. (Note: consumption of food-based products such as yogurt, kombucha, and kefir are permitted.)
  • Absolute neutrophil count (ANC) of \< 0.5 ×10\^9 cells/L on 2 consecutive occasions within 7 days prior to randomization, or sustained ANC \< 1.0 × 10\^9 cells/L

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (215)

Metro Infectious Disease Consultants

Huntsville, Alabama, 35801, United States

RECRUITING

Advanced Gastroenterology, P.C.

Chandler, Arizona, 85224, United States

WITHDRAWN

Mayo Clinic Hospital

Phoenix, Arizona, 85054, United States

WITHDRAWN

GI Alliance

Sun City, Arizona, 85351, United States

RECRUITING

Om Research, LLC

Apple Valley, California, 92307, United States

WITHDRAWN

Science 37 Inc (Remote/Home option)

Culver City, California, 90230, United States

RECRUITING

Children's Hospital of Los Angeles

Los Angeles, California, 90027, United States

RECRUITING

VA San Diego Healthcare System

San Diego, California, 92161, United States

RECRUITING

North America Research Institute

San Dimas, California, 91773, United States

WITHDRAWN

Clinical Trials Management Services

Thousand Oaks, California, 91360, United States

RECRUITING

Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center

Torrance, California, 90502, United States

RECRUITING

Connecticut Clinical Research Institute

Bristol, Connecticut, 06010, United States

RECRUITING

Medical Research Center of Connecticut

Hamden, Connecticut, 06518, United States

RECRUITING

Hartford Hospital

Hartford, Connecticut, 06102, United States

WITHDRAWN

Gastro Florida

Clearwater, Florida, 33756, United States

RECRUITING

Proactive Clinical Research, LLC

Fort Lauderdale, Florida, 33308, United States

RECRUITING

Encore Borland-Groover Clinical Research

Jacksonville, Florida, 32256, United States

RECRUITING

GI Pros Research

Naples, Florida, 34102, United States

RECRUITING

Advanced Medical Research Center

Port Orange, Florida, 32127, United States

RECRUITING

KM International Research Operation LLC

Saint Cloud, Florida, 34769, United States

RECRUITING

James A. Haley Veterans' Hospital

Tampa, Florida, 33612, United States

RECRUITING

International Center for Research

Tampa, Florida, 33614, United States

RECRUITING

Summit Clinical Research, LLC

Athens, Georgia, 30607, United States

RECRUITING

Emory University Hospital Midtown

Atlanta, Georgia, 30308, United States

RECRUITING

Metro Infectious Disease Consultants

Decatur, Georgia, 30033, United States

RECRUITING

Regional Infectious Diseases and Infusion Center, Inc.

La Grange, Georgia, 30240, United States

WITHDRAWN

Gastrointestinal Specialists of Georgia

Marietta, Georgia, 30060, United States

RECRUITING

Snake River Research, PLLC

Idaho Falls, Idaho, 83404, United States

RECRUITING

Metro Infectious Disease Consultants

Burr Ridge, Illinois, 60527, United States

RECRUITING

NorthShore University Health System - Evanston Hospital

Evanston, Illinois, 60201, United States

WITHDRAWN

GI Alliance

Gurnee, Illinois, 60031, United States

RECRUITING

Innovative Clinical Research Center, LLC (ICRC)

Island Lake, Illinois, 60042, United States

WITHDRAWN

Indiana University Health University Hospital

Indianapolis, Indiana, 46202, United States

RECRUITING

Gastroenterology Health Partners

New Albany, Indiana, 47150, United States

RECRUITING

Deaconess GI Specialty Center

Newburgh, Indiana, 47630, United States

WITHDRAWN

University of Kansas Medical Center

Kansas City, Kansas, 66160, United States

RECRUITING

IDC Clinical Research, LLC

Wichita, Kansas, 67211, United States

WITHDRAWN

Gastroenterology Health Partners

Louisville, Kentucky, 40218, United States

RECRUITING

Ochsner Clinic Foundation

New Orleans, Louisiana, 70121, United States

RECRUITING

Johns Hopkins Hospital

Baltimore, Maryland, 21287, United States

RECRUITING

MGG Group Co., Inc., Chevy Chase Clinical Research

Chevy Chase, Maryland, 20815, United States

RECRUITING

Tufts Medical Center

Boston, Massachusetts, 02111, United States

WITHDRAWN

Massachusetts General Hospital

Boston, Massachusetts, 02114, United States

RECRUITING

Brigham and Women's Hospital

Boston, Massachusetts, 02115, United States

RECRUITING

Newton-Wellesley Hospital

Newton, Massachusetts, 02462, United States

WITHDRAWN

LTC Charles S. Kettles VA Medical Center

Ann Arbor, Michigan, 48105, United States

RECRUITING

Henry Ford Health

Detroit, Michigan, 48202, United States

RECRUITING

Corewell Health William Beaumont University Hospital

Royal Oak, Michigan, 48073, United States

RECRUITING

University of Minnesota Medical Center

Minneapolis, Minnesota, 55455, United States

RECRUITING

MNGI Digestive Health, PA

Plymouth, Minnesota, 55446, United States

WITHDRAWN

Mayo Clinic

Rochester, Minnesota, 55905, United States

RECRUITING

Delta Gastroenterology and Endoscopy Center

Southaven, Mississippi, 38671, United States

WITHDRAWN

University of Missouri

Columbia, Missouri, 65212, United States

ACTIVE NOT RECRUITING

Washington University School of Medicine

St Louis, Missouri, 63110, United States

RECRUITING

St. Charles Clinical Research

Weldon Spring, Missouri, 63304, United States

RECRUITING

Rutgers Robert Wood Johnson Medical School

New Brunswick, New Jersey, 08901, United States

RECRUITING

South Jersey Infectious Disease

Somers Point, New Jersey, 08244, United States

RECRUITING

Northwell Health Division of Infectious Diseases

Manhasset, New York, 11030, United States

RECRUITING

NYU Grossman School of Medicine

New York, New York, 10016, United States

RECRUITING

New York Presbyterian Hospital

New York, New York, 10021, United States

RECRUITING

Manhattan Clinical Research, LLC

New York, New York, 10279, United States

ACTIVE NOT RECRUITING

Syracuse VA Medical Center

Syracuse, New York, 13210, United States

TERMINATED

Montefiore Medical Center

The Bronx, New York, 10467, United States

TERMINATED

Toledo Institute of Clinical Research

Toledo, Ohio, 43617, United States

WITHDRAWN

Oklahoma City Veterans Affairs Healthcare System

Oklahoma City, Oklahoma, 73104, United States

ACTIVE NOT RECRUITING

Susquehanna Research Group - Gastroenterology

Harrisburg, Pennsylvania, 17110, United States

RECRUITING

Children's Hospital of Philadelphia

Philadelphia, Pennsylvania, 19104, United States

RECRUITING

Guthrie Medical Group, PC

Sayre, Pennsylvania, 18840, United States

WITHDRAWN

Frontier Clinical Research

Uniontown, Pennsylvania, 15401, United States

RECRUITING

Ralph H. Johnson VA Health Care System

Charleston, South Carolina, 29401, United States

WITHDRAWN

Lowcountry Infectious Diseases, P.A.

Charleston, South Carolina, 29414, United States

WITHDRAWN

Medical University of South Carolina

Charleston, South Carolina, 29425, United States

RECRUITING

Gastro One Research

Cordova, Tennessee, 38018, United States

RECRUITING

Vanderbilt University Medical Center

Nashville, Tennessee, 37232, United States

RECRUITING

GI Alliance

Cedar Park, Texas, 78613, United States

RECRUITING

North Texas Infectious Disease Consultants, P.A.

Dallas, Texas, 75246, United States

RECRUITING

University of Houston College of Pharmacy

Houston, Texas, 77204, United States

WITHDRAWN

BioStar Clinical Research

Katy, Texas, 77494, United States

WITHDRAWN

GI Alliance

Lubbock, Texas, 79410, United States

RECRUITING

Simcare Medical Research, LLC

Sugar Land, Texas, 77478, United States

WITHDRAWN

GI Alliance

Richmond, Virginia, 23229, United States

RECRUITING

Seattle Infectious Disease Clinic

Seattle, Washington, 98101, United States

WITHDRAWN

Virginia Mason Medical Center

Seattle, Washington, 98101, United States

RECRUITING

Wisconsin Center for Advanced Research

Milwaukee, Wisconsin, 53207, United States

RECRUITING

Concord Repatriation General Hospital

Concord, New South Wales, 2139, Australia

WITHDRAWN

Westmead Hospital

Westmead, New South Wales, 2148, Australia

WITHDRAWN

Monash Health

Clayton, Victoria, 3168, Australia

WITHDRAWN

Melbourne Health

Parkville, Victoria, 3050, Australia

WITHDRAWN

Erasme University Hospital - Infectiology Department

Anderlecht, 1070, Belgium

RECRUITING

Universite Catholique De Louvain and Cliniques Universitaires Saint-Luc

Brussels, 1200, Belgium

RECRUITING

Universitair Ziekenhuis Gent

Ghent, 9000, Belgium

RECRUITING

CCIH - Consultoria em Controle de Infecção Hospitalar Ltda

Belo Horizonte, Minas Gerais, 30150-221, Brazil

RECRUITING

Hospital Nossa Senhora das Graças

Curitiba, Paraná, 80810-040, Brazil

RECRUITING

CPCLIN - Centro de Estudos e Pesquisas em Molestias Infecciosas - Pesquisa Clínica

Natal, Rio Grande do Norte, 59025-050, Brazil

RECRUITING

Fundacao Universidade de Caxias do Sul - Hospital Geral de Caxias do Sul

Caxias do Sul, Rio Grande do Sul, 95070-561, Brazil

RECRUITING

Hospital de Clinicas de Porto Alegre - UFRGS

Porto Alegre, Rio Grande do Sul, 90035-903, Brazil

RECRUITING

Associação Educadora São Carlos AESC - Hospital Mãe de Deus - Centro de Pesquisa

Porto Alegre, Rio Grande do Sul, 90880-480, Brazil

RECRUITING

Hospital Alemao Oswaldo Cruz

São Paulo, São Paulo, 01323-903, Brazil

RECRUITING

Medical Center Excelsior OOD, Base 1

Sofia, Sofia-Grad, 1407, Bulgaria

WITHDRAWN

UMHAT Burgas AD

Burgas, 8000, Bulgaria

WITHDRAWN

Multiprofile Hospital for Active Treatment St. Ivan Rilski Gorna Oriahovitsa EOOD

Gorna Oryahovitsa, 5100, Bulgaria

RECRUITING

Multiprofile Hospital for Active Treatment Sveti Nikolay Chuditvorets EOOD

Lom, 3600, Bulgaria

ACTIVE NOT RECRUITING

Medicinski centar Hipokrat-N EOOD

Plovdiv, 4003, Bulgaria

WITHDRAWN

MHAT Dr.Ivan Seliminski - Sliven Ltd.

Sliven, 8800, Bulgaria

WITHDRAWN

Alberta Health Services (AHS) - Foothills Medical Centre

Calgary, Alberta, T2N 2T9, Canada

RECRUITING

University of Alberta

Edmonton, Alberta, T6G 2X8, Canada

RECRUITING

CaRe Clinic

Red Deer, Alberta, T4P 1K4, Canada

RECRUITING

Vancouver Coastal Health Research Institute Clinical Research Unit

Vancouver, British Columbia, V5Z 1M9, Canada

RECRUITING

The Moncton Hospital

Moncton, New Brunswick, E1C 4B7, Canada

RECRUITING

NL Health Services

St. John's, Newfoundland and Labrador, A1B3V6, Canada

RECRUITING

Research St. Josephs Hamilton

Hamilton, Ontario, L8N 4A6, Canada

RECRUITING

St. Joseph's Hospital - London

London, Ontario, N6A 4V2, Canada

RECRUITING

Viable Clinical Research Corporation

Scarborough Village, Ontario, M1P 2T7, Canada

WITHDRAWN

University Health Network

Toronto, Ontario, M5G 1L7, Canada

RECRUITING

INTERMED groupe santé

Chicoutimi, Quebec, G7H 7Y8, Canada

RECRUITING

Centre Hospitalier de l Universite Laval (CHUL)

Québec, Quebec, G1V 4G2, Canada

RECRUITING

Fakultni nemocnice Brno

Brno, Brno-město, 625 00, Czechia

WITHDRAWN

Nemocnice Kyjov, p.o.

Kyjov, 697 01, Czechia

WITHDRAWN

Fakultni Nemocnice Ostrava

Ostrava-Poruba, 708 52, Czechia

WITHDRAWN

Aarhus University Hospital

Aarhus, Central Jutland, 8200, Denmark

RECRUITING

Hospital St. Joseph

Les Paris, Auvergne-Rhône-Alpes, 75014, France

RECRUITING

Hôpital du Bocage

Dijon, Franche-Comté, 21079, France

RECRUITING

Centre Hospitalier Universitaire (CHU) de Reims - Hopital Robert Debre

Paris, Grand Est, 51092 Reims Cedex, France

RECRUITING

CHU Bordeaux - Hopital Saint Andre Service de medecine interne et maladies infectieuses

Bordeaux Cedex, Hauts-de-France, 33075, France

RECRUITING

Assistance Publique-Hopitaux de Paris (AP-HP) - Hopitaux Universitaires Paris Ile-de-France Ouest - Raymond-Poincare

Garches, Hauts-de-Seine, 92380, France

RECRUITING

CHU de Nantes - Hôtel Dieu

Nantes, Loire-Atlantique, 44093, France

RECRUITING

Assistance Publique Hôpitaux de Paris Hôpital Bichat- Claude Bernard - Département des maladies infectieuses et tropicales

Paris, Paris, 75018, France

RECRUITING

Hôpital De La Croix Rousse - Gastroenterology

Lyon, Rhone, 69004, France

RECRUITING

Chru De Tours

Tours, 37044, France

RECRUITING

ISR-GEO Med Res Clin Healthycore

Tbilisi, K'alak'i T'bilisi, 0112, Georgia

RECRUITING

LTD "Academician Vakhtang Bochorishvili Clinic"

Tbilisi, K'alak'i T'bilisi, 0160, Georgia

RECRUITING

LTD "Aversi Clinic"

Tbilisi, K'alak'i T'bilisi, 0160, Georgia

RECRUITING

LTD "Emergency Cardiology Center named by Acad.G.Chapidze"

Tbilisi, 0159, Georgia

RECRUITING

University Hospital Frankfurt

Frankfurt am Main, Hesse, 60590, Germany

RECRUITING

University Hospital Cologne AöR - Klinik I für Innere Medizin

Cologne, North Rhine-Westphalia, 50937, Germany

RECRUITING

Epimed GmbH

Berlin, State of Berlin, 12157, Germany

RECRUITING

Bekes Varmegyei Kozponti Korhaz Dr. Rethy Pal Tagkorhaza

Békéscsaba, Bekes County, 5600, Hungary

WITHDRAWN

Szegedi Tudomanyegyetem Szent-Gyorgyi Albert Klinikai Kozpont, I. sz. Belgyogyaszati Klinika

Szeged, Csongrád megye, H-6725, Hungary

WITHDRAWN

Komárom-Esztergom Vármegyei Szent Borbála Kórház

Tatabánya, Komárom-Esztergom, 2800, Hungary

RECRUITING

Semmelweis Egyetem

Budapest, 1088, Hungary

RECRUITING

Szabolcs-Szatmár-Bereg Vármegyei Oktatókórház Nyíregyházi Jósa András Tagkórház

Nyíregyháza, 4400, Hungary

WITHDRAWN

Royal College of Surgeons in Ireland - Beaumont Hospital - Education and Research Centre

Dublin, Dublin, 9, Ireland

WITHDRAWN

Our Lady of Lourdes Hospital

Drogheda, Louth, A92 VW28, Ireland

WITHDRAWN

Rabin Medical Center - Beilinson Hospital

Petah Tikva, Central District, 4941492, Israel

RECRUITING

Tel Aviv Sourasky Medical Center

Tel Aviv, Central District, 64239, Israel

RECRUITING

Shamir Medical Center (Assaf Harofeh)

Ẕerifin, Central District, 7030000, Israel

RECRUITING

Carmel Medical Center

Haifa, Haifa District, 34406, Israel

RECRUITING

Hillel Yaffe MC, Clinical Research Unit

Hadera, Haifa North, 3810101, Israel

RECRUITING

Hadassah Medical Centre

Jerusalem, Jerusalem, 91120, Israel

RECRUITING

The Barzilai Medical Center

Ashkelon, Southern District, 7830604, Israel

RECRUITING

Rambam Health Care Campus

Haifa, 31096, Israel

RECRUITING

The Chaim Sheba Medical Center

Tel Litwinsky, 5265601, Israel

RECRUITING

AO Nazionale SS. Antonio e Biagio e C. Arrigo

Alessandria, Alessandria, 15121, Italy

RECRUITING

PO A. Manzoni di Lecco, ASST Lecco

Lecco, Lombardy, 23900, Italy

RECRUITING

Ospedale Fatebenefratelli e Oftalmico, ASST Fatebenefratelli Sacco

Milan, Milano, 20157, Italy

RECRUITING

Fondazione IRCCS San Gerardo dei Tintori

Monza, Monza E Brianza, 20900, Italy

RECRUITING

Azienda Ospedaliera Universitaria Federico II

Naples, Napoli, 80131, Italy

RECRUITING

IRCCS Policlinico San Matteo, Università degli studi di Pavia

Pavia, Pavia, 27100, Italy

RECRUITING

Azienda Ospedaliero-Universitaria di Modena, Policlinico di Modena - Malattie Infettive E Tropicali

Modena, Reggio Emilia, 41124, Italy

RECRUITING

Osp. Pediatrico Bambino Gesù, IRCCS

Roma, Roma, 00165, Italy

RECRUITING

Presidio Ospedaliero di Vittorio Veneto

Vittorio Veneto, Veneto, 31029, Italy

RECRUITING

AOU Pisana - Stabilimento di Cisanello

Pisa, 56124, Italy

RECRUITING

Ospedale Isola Tiberina Gemelli Isola

Roma, 00186, Italy

RECRUITING

Centro de Investigacion Medica Aguascalientes

Aguascalientes, Aguascalientes, 20116, Mexico

RECRUITING

Hospital Cardiologica Aguascalientes - Investigacion

Aguascalientes, Aguascalientes, 20230, Mexico

RECRUITING

JM Research S.C - Pediatrics

Cuernavaca, Morelos, 62290, Mexico

RECRUITING

Hospital Universitario "Dr. Jose Eleuterio Gonzalez" - Infectious Diseases

Monterrey, Nuevo León, 64460, Mexico

RECRUITING

FAICIC S de RL de C.V. - Gastroenterology

Veracruz, Veracruz, 91900, Mexico

RECRUITING

Leids Universitair Medisch Centrum (LUMC)

Leiden, South Holland, 2333 ZA, Netherlands

RECRUITING

Universitair Medisch Centrum (UMC) Utrecht - Julius Center for Health Sciences and Primary Care

Utrecht, 3584 CX, Netherlands

RECRUITING

NZOZ VIVAMED Jadwiga Miecz

Warsaw, Masovian Voivodeship, 03-580, Poland

WITHDRAWN

Gyncentrum sp. z o.o.

Katowice, Silesian Voivodeship, 40-600, Poland

WITHDRAWN

Unidade Local De Saude Do Alto Ave E.P.E.

Guimarães, Braga District, 4835-044, Portugal

WITHDRAWN

Unidade Local De Saude De Coimbra E.P.E.

Coimbra, Coimbra District, 3004-591, Portugal

WITHDRAWN

Unidade Local De Saude De Almada-Seixal E.P.E.

Almada, Lisbon District, 2805-267, Portugal

WITHDRAWN

CCAB Centro Clinico Academico Braga Associacao - ULS Braga

Braga, 4710-243, Portugal

WITHDRAWN

Unidade Local de Saúde da Guarda (ULSG)

Guarda, 6301-858, Portugal

WITHDRAWN

Unidade Local De Saude De Santo Antonio E.P.E.

Porto, 4050-011, Portugal

WITHDRAWN

Unidade Local De Saude De Gaia/Espinho E.P.E.

Vila Nova de Gaia, 4434-502, Portugal

WITHDRAWN

Institutul de Boli Infecțioase Prof Dr Matei Bals - Infectious diseases V

Bucharest, Bucharest, 021105, Romania

RECRUITING

Spitalul Clinic de Boli Infectioase si Tropicale Dr Victor Babes

Bucharest, Bucharest, 030303, Romania

RECRUITING

Spitalul Clinic de Boli Infectioase Cluj-Napoca

Cluj-Napoca, Cluj, 400348, Romania

RECRUITING

Centrul Medical Renasterea

Craiova, Dolj, 200073, Romania

WITHDRAWN

Spitalul Clinic de Boli Infectioase Sfanta Parascheva Iasi - Infectious diseases I

Iași, Iaşi, 700116, Romania

RECRUITING

Spitalul Clinic Judetean De Urgenta Pius Brinzeu Timisoara

Timișoara, Timiș County, 300723, Romania

WITHDRAWN

Yonsei University, Wonju Severance Christian Hospital

Wŏnju, Gangwon-do, 26426, South Korea

RECRUITING

Samsung Medical Center

Seoul, Seoul Teugbyeolsi, 06351, South Korea

RECRUITING

The Catholic University of Korea, Seoul St. Mary's Hospital

Seoul, Seoul Teugbyeolsi, 06591, South Korea

RECRUITING

Hallym University Kangnam Sacred Heart Hospital

Seoul, Seoul Teugbyeolsi, 07441, South Korea

RECRUITING

Hospital Universitari Germans Trias i Pujol

Badalona, Barcelona, 08916, Spain

RECRUITING

Hospital Universitario de Bellvitge

Barcelona, Barcelona, 08907, Spain

RECRUITING

Hospital Universitario Mutua de Terrassa

Terrassa, Barcelona, 08221, Spain

RECRUITING

H. U. Donostia

San Sebastián, Guipúzcoa, 20014, Spain

RECRUITING

Gregorio Marañón University Hospital

Madrid, Madrid, 28007, Spain

RECRUITING

Hospital Universitario La Paz - UCICEC

Madrid, Madrid, 28046, Spain

RECRUITING

Hospital Universitario Puerta De Hierro Majadahonda

Majadahonda, Madrid, 28222, Spain

RECRUITING

Hospital Universitario Virgen Macarena

Seville, Sevilla, 41014, Spain

RECRUITING

Complexo Hospitalario Universitario A Coruña

A Coruña, 15006, Spain

RECRUITING

Hospital General Universitario Dr Balmis

Alicante, 03010, Spain

RECRUITING

Hospital Clinic de Barcelona

Barcelona, 08036, Spain

RECRUITING

Hospital de La Santa Creu i Sant Pau

Barcelona, 08041, Spain

RECRUITING

Hospital Universitario Reina Sofia

Córdoba, 14004, Spain

RECRUITING

Hospital Universitario Ramón y Cajal

Madrid, 28034, Spain

RECRUITING

Hospital Universitario Virgen De La Macarena

Seville, 41009, Spain

RECRUITING

KMU Chung-Ho Memorial Hospital

Kaohsiung City, Kaohsiung, 80756, Taiwan

RECRUITING

China Medical University Hospital - Infectious

Taichung, Taichung, 404327, Taiwan

RECRUITING

Chang Gung Medical Foundation - LinKou Chang Gung Memorial Hospital

Taoyuan District, Taoyuan, 333423, Taiwan

RECRUITING

Royal Devon University Healthcare NHS Trust

Exeter, Devon, EX2 5DW, United Kingdom

WITHDRAWN

The Royal Bournemouth Hospital

Bournemouth, BH7 7DW, United Kingdom

WITHDRAWN

North Bristol NHS Trust - Southmead Hospital, Clinical Research Centre

Bristol, BS10 5NB, United Kingdom

RECRUITING

NHS Lothian - Western General Hospital

Edinburgh, EH4 2XU, United Kingdom

RECRUITING

Royal Free London NHS Foundation Trust

London, NW3 2QG, United Kingdom

RECRUITING

St.Thomas' Hospital

London, SE1 7EH, United Kingdom

RECRUITING

Northern General Hospital

Sheffield, S5 7AU, United Kingdom

RECRUITING

Morriston Hospital

Swansea, SA6 6NL, United Kingdom

RECRUITING

Related Links

MeSH Terms

Conditions

Clostridium InfectionsDysentery

Condition Hierarchy (Ancestors)

Gram-Positive Bacterial InfectionsBacterial InfectionsBacterial Infections and MycosesInfectionsGastroenteritisGastrointestinal DiseasesDigestive System DiseasesIntestinal Diseases

Central Study Contacts

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
PREVENTION
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

January 23, 2024

First Posted

February 1, 2024

Study Start

May 20, 2024

Primary Completion (Estimated)

June 1, 2027

Study Completion (Estimated)

October 1, 2027

Last Updated

April 28, 2026

Record last verified: 2025-10

Locations