- Conditions
- Gulf War Syndrome
- Interventions
- Lactulose Breath Test, Rifaximin, Placebo
- Procedure · Drug
- Lead sponsor
- Henry C. Lin, MD
- Federal
- Eligibility
- 21 Years and older
- Enrollment
- 210 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- Started 2009
- U.S. locations
- 1
- States / cities
- Albuquerque, New Mexico
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Showing 1–24
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- Conditions
- Liver Cirrhosis, Renal Failure
- Interventions
- Rifaximin, Lactulose
- Drug
- Lead sponsor
- Weill Medical College of Cornell University
- Other
- Eligibility
- 18 Years to 65 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Rectal Cancer
- Interventions
- Rifaximin, Placebo
- Drug
- Lead sponsor
- Memorial Sloan Kettering Cancer Center
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 69 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2023
- U.S. locations
- 3
- States / cities
- Basking Ridge, New Jersey • Commack, New York • New York, New York
- Conditions
- Parkinson's Disease, Small Intestinal Bacterial Overgrowth
- Interventions
- Rifaximin, Placebo
- Drug
- Lead sponsor
- University of Cincinnati
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 4 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2017
- U.S. locations
- 1
- States / cities
- Cincinnati, Ohio
- Conditions
- Non-Constipation Irritable Bowel Syndrome
- Interventions
- Rifaximin, Placebo
- Drug
- Lead sponsor
- Bausch Health Americas, Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 623 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 86
- States / cities
- Hueytown, Alabama • Phoenix, Arizona • Sierra Vista, Arizona + 78 more
- Conditions
- Microbial Colonization
- Interventions
- Rifaximin
- Drug
- Lead sponsor
- Emory University
- Other
- Eligibility
- 2 Years to 21 Years
- Enrollment
- 26 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2021
- U.S. locations
- 1
- States / cities
- Atlanta, Georgia
- Conditions
- Hepatic Encephalopathy, Hepatitis C, Liver Cirrhosis
- Interventions
- Rifaximin (drug)
- Drug
- Lead sponsor
- Weill Medical College of Cornell University
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2012
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Papulopustular Rosacea
- Interventions
- Rifaximin, Placebo
- Drug
- Lead sponsor
- Alfasigma S.p.A.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 216 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2022
- U.S. locations
- 38
- States / cities
- Yuma, Arizona • Fort Smith, Arkansas • Long Beach, California + 31 more
- Conditions
- Severe Hepatic Impairment
- Interventions
- Rifaximin
- Drug
- Lead sponsor
- Bausch Health Americas, Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 5 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2020
- U.S. locations
- 1
- States / cities
- San Antonio, Texas
- Conditions
- Obese, Insulin Resistance, Metabolic Syndrome
- Interventions
- Rifaximin SSD, Placebo
- Drug · Other
- Lead sponsor
- Philip Kern
- Other
- Eligibility
- 35 Years to 65 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2019
- U.S. locations
- 1
- States / cities
- Lexington, Kentucky
- Conditions
- Celiac Disease
- Interventions
- Rifaximin, Placebo
- Drug
- Lead sponsor
- Columbia University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2008
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Crohn Disease, Diabetic Gastroparesis
- Interventions
- Rifaximin, Placebo
- Drug
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 5 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2025
- U.S. locations
- 1
- States / cities
- Jacksonville, Florida
- Conditions
- Irritable Bowel Syndrome
- Interventions
- Rifaximin 550 MG, Low FODMAP Diet
- Drug · Other
- Lead sponsor
- University of Michigan
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 74 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2024
- U.S. locations
- 1
- States / cities
- Ann Arbor, Michigan
- Conditions
- Crohn's Disease
- Interventions
- Placebo Comparator, Rifaximin
- Drug
- Lead sponsor
- Scott Lee
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 36 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2020
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Hepatic Encephalopathy
- Interventions
- Rifaximin
- Other
- Lead sponsor
- NYU Langone Health
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2016
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Diarrhea, Gastroenteritis, Bacterial Infection, Acute Diarrhea
- Interventions
- Rifaximin 200 mg Tablet, Oral Rehydration Therapy (ORT)
- Drug · Other
- Lead sponsor
- Bausch Health Americas, Inc.
- Industry
- Eligibility
- 6 Years to 12 Years
- Enrollment
- 54 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2027
- U.S. locations
- 10
- States / cities
- Lynwood, California • Hialeah, Florida • Miami, Florida + 6 more
- Conditions
- Hepatic Encephalopathy, Cirrhosis
- Interventions
- Microbiota transplant therapy (MTT) capsules, Placebo capsule
- Biological · Other
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 21 Years and older
- Enrollment
- 162 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2031
- U.S. locations
- 3
- States / cities
- West Haven, Connecticut • Dallas, Texas • Richmond, Virginia
- Conditions
- Liver Cirrhosis, Hepatic Encephalopathy, Portal Hypertension
- Interventions
- Rifaximin, Lactulose, Lactulose Placebo, Rifaximin Placebo
- Drug
- Lead sponsor
- Tampa General Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 4 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- Started 2013
- U.S. locations
- 1
- States / cities
- Tampa, Florida
- Conditions
- Hepatic Encephalopathy, Cirrhosis
- Interventions
- Rifaximin, Lactulose
- Drug
- Lead sponsor
- Bausch Health Americas, Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 222 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2014
- U.S. locations
- 43
- States / cities
- Phoenix, Arizona • Coronado, California • Fresno, California + 35 more
- Conditions
- HIV-1 Infection
- Interventions
- Rifaximin
- Drug
- Lead sponsor
- Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections
- Network
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 73 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2012
- U.S. locations
- 31
- States / cities
- Birmingham, Alabama • Los Angeles, California • Palo Alto, California + 21 more
- Conditions
- Small Bowel Bacterial Overgrowth, Gastrointestinal Diseases, Stomach Diseases, Digestive System Diseases
- Interventions
- Xifaxan, SmartPill, Lactulose hydrogen breath test (H_2BT)
- Drug · Device · Procedure
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 17 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2010
- U.S. locations
- 1
- States / cities
- Scottsdale, Arizona
- Conditions
- Microscopic Colitis
- Interventions
- Rifaximin 550mg
- Drug
- Lead sponsor
- Eugene F Yen, MD
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2021
- U.S. locations
- 1
- States / cities
- Evanston, Illinois
- Conditions
- Liver Cirrhosis
- Interventions
- Placebo, Rifaximin SSD 40 mg IR tablet, Rifaximin SSD 80 mg IR tablet, Rifaximin SSD 40 mg SER tablet, Rifaximin SSD 80 mg SER tablet, Rifaximin SSD 80mgIR/80mgSER tablet
- Drug
- Lead sponsor
- Bausch Health Americas, Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 420 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2015
- U.S. locations
- 113
- States / cities
- Birmingham, Alabama • Dothan, Alabama • Mobile, Alabama + 94 more
- Conditions
- Travelers' Diarrhea, Functional Bowel Disorders, Reactive Arthritis
- Interventions
- Rifaximin, Placebo
- Drug
- Lead sponsor
- Henry M. Jackson Foundation for the Advancement of Military Medicine
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 449 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2015 – 2019
- U.S. locations
- 5
- States / cities
- San Diego, California • Honolulu, Hawaii • Marine Corps Base Camp Lejeune, North Carolina + 2 more