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Completed Phase 3 Interventional Results available

A Trial to Compare Xifaxan to Vancomycin for the Treatment of Clostridium Difficile-Associated Diarrhea (CDAD)

ClinicalTrials.gov ID: NCT00269399

Public ClinicalTrials.gov record NCT00269399. 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 Oct 29, 2026, 9:47 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

A Double-Blind, Randomized, Controlled Trial of Rifaximin Compared to Vancomycin for the Treatment of Clostridium Difficile-Associated Diarrhea (CDAD)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study is to assess the treatment and safety of a 10-day course of rifaximin (Xifaxan) as compared to vancomycin for treatment of Clostridium difficile-associated diarrhea (CDAD).

Study identification

NCT ID
NCT00269399
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Bausch Health Americas, Inc.
Industry
Enrollment
237 participants

Conditions and interventions

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
Dec 2005 (Type not available)
Primary completion
Dec 2008 (Actual)
Completion
Dec 2008 (Actual)
Last update posted
Oct 14, 2019

2005 – 2008

United States locations

U.S. sites
63
U.S. states
28
U.S. cities
57
Facility City State ZIP Site status
Mayo Clinic Scottsdale Scottsdale Arizona 85259 —
Inland Empire Digestive & Liver Diseases Redlands California 92373 —
Gastroenterology of the Rockies Longmont Colorado 80501 —
Connecticut Gastroenterology Institute Bristol Connecticut 06010-0977 —
The George Washington University Medical Center Washington D.C. District of Columbia 20037 —
Halifax Medical Center Daytona Beach Florida 32114 —
Advanced Medical Research Center Port Orange Florida 32127 —
Webster Surgical Center LLC Tallahassee Florida 32308 —
Digestive Healthcare of Georgia Atlanta Georgia 30309 —
Southeast Regional Research Group Columbus Georgia 31904 —
Sky Blue, M.D. Boise Idaho 83712 —
Howard Brown Health Center Chicago Illinois 60613 —
The University of Chicago Chicago Illinois 60637 —
Gastroenterology, Ltd. Peoria Illinois 61602 —
Springfield Clinic Springfield Illinois 62701 —
Memorial Medical Center Springfield Illinois 62702 —
Carle Clinic Association NCW5 Urbana Illinois 61801 —
Iowa Digestive Disease Center, PC Des Moines Iowa 50312-5300 —
GI Specialists Olathe Kansas 66061 —
Gastrointestinal Associates Overland Park Kansas 66212 —
Kansas Medical Clinic Topeka Kansas 66606 —
Baltimore VA Medical Center Baltimore Maryland 21201 —
University of Maryland Baltimore Maryland 21201 —
Chevy Chase Clinical Research Chevy Chase Maryland 20815 —
Center for Clinical Research at Washington County Hospital Hagerstown Maryland 21740 —
Shah Associates Prince Frederick Maryland 20678 —
Henry Ford Hospital Detroit Michigan 48202 —
Arnold Markowitz, MD, PC Keego Harbor Michigan 48320 —
Newland Medical Association Southfield Michigan 48075 —
St. Mary's/Duluth Clinic Health System Duluth Minnesota 55805 —
Minneapolis VAMC Minneapolis Minnesota 55417 —
Infectious Disease - Minneapolis Ltd. Minneapolis Minnesota 55422 —
Mayo Clinic Rochester Rochester Minnesota 55905 —
Digestive Health Specialists, PA Tupelo Mississippi 38801 —
Deaconess Billings Clinic Research Billings Montana 59101 —
Infectious Diseases Associates, PC Omaha Nebraska 68114 —
Dartmouth Hitchcock Medical Center Lebanon New Hampshire 03756 —
Drs. Scherl, Chessler, Zingler, Spinnel and Meininger Fort Lee New Jersey 07024 —
Marlboro Gastroenterology PC Manalapan New Jersey 07726 —
St. Michael's Medical Center Newark New Jersey 07102 —
Institute for Clinical Research (ICR) at Holy Name Hospital Teaneck New Jersey 07666 —
The Gastroenterology Group of South Jersey Vineland New Jersey 08360 —
Brookdale University Hospital and Medical Center Brooklyn New York 11212 —
AMS Clinical Research Elmira New York 14905 —
North Shore Hepatology Manhasset New York 11030 —
Weill Medical College New York New York 10021 —
University of Rochester School of Medicine Rochester New York 14642 —
New York Medical College/Westchester Medical Center Valhalla New York 10595 —
East Carolina Gastroenterology, PA Jacksonville North Carolina 28546 —
Southern Gastroenterology Associates New Bern North Carolina 28562 —
University of Cincinnati Cincinnati Ohio 45267-0595 —
Regional Infectious Diseases - Infusion Center Lima Ohio 45801 —
Lima Memorial Health System Lima Ohio 45804 —
Lehigh Valley Hospital Allentown Pennsylvania 18103 —
Drexel University College of Medicine Philadelphia Pennsylvania 19107 —
RPS Infectious Diseases West Reading Pennsylvania 19611 —
University Gastroenterology Providence Rhode Island 02905 —
Digestive Disease Associates of Dallas Dallas Texas 75231 —
Michael E. DeBakey VA Medical Center Houston Texas 77030 —
University of Texas Health Sciences Center Houston Texas 77030 —
Infectious Disease Associates of Central Virginia Lynchburg Virginia 24501 —
North Pacific Clinical Research Redmond Washington 98052 —
Associated Physicians, LLP Madison Wisconsin 53705 —

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 NCT00269399, 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 Oct 14, 2019 · Synced Oct 29, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00269399 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →