- 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
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 25–48
of 79
matching trials from the live ClinicalTrials.gov search.
- 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
- 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
- Alzheimer's Disease
- Interventions
- Rifaximin 550 milligrams (MG)
- Drug
- Lead sponsor
- Duke University
- Other
- Eligibility
- 55 Years to 85 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2020
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- Conditions
- BACTERIAL VAGINOSIS
- Interventions
- RIFAXIMIN VAGINAL TABLET 25 MG, RIFAXIMIN VAGINAL TABLET 100 MG, PLACEBO VAGINAL TABLET, METROGEL VAGINAL
- Drug
- Lead sponsor
- Alfasigma S.p.A.
- Industry
- Eligibility
- 18 Years to 50 Years · Female only
- Enrollment
- 392 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2016
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Rosacea
- Interventions
- Rifaximin (XIFAXAN), Placebo
- Drug
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2014
- U.S. locations
- 1
- States / cities
- San Francisco, California
- Conditions
- Functional Dyspepsia, Small Intestinal Bacterial Overgrowth, Chronic Abdominal Discomfort
- Interventions
- Rifaximin, Lactulose Breath Test, Placebo
- Drug · Procedure
- Lead sponsor
- Henry C. Lin, MD
- Federal
- Eligibility
- 21 Years and older
- Enrollment
- 55 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- Started 2007
- U.S. locations
- 1
- States / cities
- Albuquerque, New Mexico
- Conditions
- Hepatic Encephalopathy
- Interventions
- Rifaximin SSD, Placebo
- Drug
- Lead sponsor
- Bausch Health Americas, Inc.
- Industry
- Eligibility
- 18 Years to 85 Years
- Enrollment
- 524 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2025
- U.S. locations
- 139
- States / cities
- Dothan, Alabama • Chandler, Arizona • Peoria, Arizona + 103 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
- Conditions
- Crohn's Disease
- Interventions
- Rifaximin EIR, Placebo
- Drug
- Lead sponsor
- Bausch Health Americas, Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 80 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2017
- U.S. locations
- 72
- States / cities
- Scottsdale, Arizona • Tucson, Arizona • Little Rock, Arkansas + 65 more
- Conditions
- Minimal Hepatic Encephalopathy
- Interventions
- rifaximin
- Drug
- Lead sponsor
- Hunter Holmes Mcguire Veteran Affairs Medical Center
- Federal
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2012
- U.S. locations
- 1
- States / cities
- Richmond, Virginia
- Conditions
- Primary Sclerosing Cholangitis (PSC)
- Interventions
- Xifaxan
- Drug
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 16 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2014
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Constipation-predominant Irritable Bowel Syndrome
- Interventions
- Neomycin, Placebo, Rifaximin
- Drug
- Lead sponsor
- Mark Pimentel, MD
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 37 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2013
- U.S. locations
- 2
- States / cities
- Los Angeles, California • Augusta, Georgia
- 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
- Clostridium Infections, Diarrhea
- Interventions
- Rifaximin (Xifaxan), Vancomycin
- Drug
- Lead sponsor
- Bausch Health Americas, Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 237 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2008
- U.S. locations
- 63
- States / cities
- Scottsdale, Arizona • Redlands, California • Longmont, Colorado + 54 more
- 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
- Hepatic Encephalopathy
- Interventions
- Rifaximin, Lactulose, Placebo
- Drug · Other
- Lead sponsor
- University of Miami
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 13 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2008
- U.S. locations
- 1
- States / cities
- Miami, Florida
- 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
- IgA Monoclonal Gammopathy of Undetermined Significance, Non-IgM Monoclonal Gammopathy of Undetermined Significance
- Interventions
- Rifaximin, Biospecimen Collection
- Drug · Procedure
- Lead sponsor
- Fred Hutchinson Cancer Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2028
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Irritable Bowel Syndrome, Small Intestinal Bacterial Overgrowth
- Interventions
- Placebo, Rifaximin
- Drug
- Lead sponsor
- US Department of Veterans Affairs
- Federal
- Eligibility
- 35 Years to 72 Years
- Enrollment
- 54 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2013
- U.S. locations
- 1
- States / cities
- Salt Lake City, Utah
- 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
- IBS (Irritable Bowel Syndrome), IBS-D (Diarrhea-predominant)
- Interventions
- rifaximin 66mg + N-acetylcysteine 560mg three times daily, RNIB21 containing rifaximin 132mg + N-acetylcysteine 560mg three times daily, Placebo
- Drug
- Lead sponsor
- Mark Pimentel, MD
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 225 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Weight Loss
- Interventions
- Rifaximin
- Drug
- Lead sponsor
- Bayhealth Medical Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Dover, Delaware
- 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