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ClinicalTrials.gov public records Last synced May 22, 2026, 3:49 AM EDT

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 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Hepatic Encephalopathy Clear all
Terminated Phase 4 Interventional Results available
View directory record Official record
Conditions
Hepatic Encephalopathy
Interventions
Placebo, Rifaximin
Drug
Lead sponsor
Bausch Health Americas, Inc.
Industry
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
28
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 22 more
Source: ClinicalTrials.gov public record
Updated Jan 8, 2024 · Synced May 22, 2026, 3:49 AM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Cirrhosis, Hepatic Encephalopathy
Interventions
Albumin Infusion
Drug
Lead sponsor
Hunter Holmes Mcguire Veteran Affairs Medical Center
Federal
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced May 22, 2026, 3:49 AM EDT
Terminated No phase listed Observational
View directory record Official record
Conditions
Refractory Ascites, Hepatic Hydrothorax, Hepatic Encephalopathy, Cirrhosis
Interventions
Oral glutamine challenge, Psychometric Tests
Other
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 75 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Apr 16, 2017 · Synced May 22, 2026, 3:49 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Acute Liver Failure, Hepatic Encephalopathy
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
Up to 18 Years
Enrollment
158 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2015
U.S. locations
17
States / cities
San Francisco, California • Aurora, Colorado • Atlanta, Georgia + 13 more
Source: ClinicalTrials.gov public record
Updated Jan 11, 2016 · Synced May 22, 2026, 3:49 AM EDT
Active, not recruiting Phase 2 Interventional
View directory record Official record
Conditions
Hepatic Encephalopathy
Interventions
Fecal Microbiota Transplant (FMT) oral capsules, Placebo oral capsule
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 30, 2025 · Synced May 22, 2026, 3:49 AM EDT
Not listed Not applicable Interventional
View directory record Official record
Conditions
Multiple Organ Failure, End Stage Cardiac Failure, End Stage Chronic Obstructive Airways Disease, Chronic Kidney Disease Stage 5, Hepatic Encephalopathy, Sepsis, Dementia, Multiple Sclerosis, Parkinson's Disease, In-Hospital Cardiac Arrest, Solid Organ Cancer
Interventions
Early order of palliative care consultation
Other
Lead sponsor
Wayne State University
Other
Eligibility
65 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2016
U.S. locations
2
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 7, 2016 · Synced May 22, 2026, 3:49 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Acute Episode of Overt Hepatic Encephalopathy, Hepatic Encephalopathy
Interventions
ornithine phenylacetate, placebo intravenous infusion
Drug
Lead sponsor
Ocera Therapeutics, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
231 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
49
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Coronado, California + 29 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2021 · Synced May 22, 2026, 3:49 AM EDT
Not listed Phase 2 Interventional
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 4, 2010 · Synced May 22, 2026, 3:49 AM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Hepatic Encephalopathy, Cirrhosis
Interventions
Resistant Potato Starch
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 99 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 29, 2026 · Synced May 22, 2026, 3:49 AM EDT
Terminated Not applicable Interventional
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 3, 2017 · Synced May 22, 2026, 3:49 AM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Cirrhosis, Hepatic Encephalopathy, Minimal Hepatic Encephalopathy, Covert Hepatic Encephalopathy
Interventions
25% IV albumin, Placebo
Biological · Other
Lead sponsor
Hunter Holmes Mcguire Veteran Affairs Medical Center
Federal
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated May 30, 2022 · Synced May 22, 2026, 3:49 AM EDT
Withdrawn Phase 1Phase 2 Interventional
View directory record Official record
Conditions
Hepatic Encephalopathy, Liver Cirrhosis
Interventions
Flumazenil, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 99 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 6, 2020 · Synced May 22, 2026, 3:49 AM EDT
Active, not recruiting Phase 3 Interventional
View directory record Official record
Conditions
Hepatic Encephalopathy
Interventions
Rifaximin SSD, Placebo
Drug
Lead sponsor
Bausch Health Americas, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
466 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
90
States / cities
Homewood, Alabama • Chandler, Arizona • Sun City, Arizona + 70 more
Source: ClinicalTrials.gov public record
Updated Sep 9, 2025 · Synced May 22, 2026, 3:49 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Hepatic Encephalopathy, Cirrhosis, Nonalcoholic Steatohepatitis, Hepatitis C
Interventions
Not listed
Lead sponsor
OSF Healthcare System
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Peoria, Illinois
Source: ClinicalTrials.gov public record
Updated May 24, 2015 · Synced May 22, 2026, 3:49 AM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Hepatic Encephalopathy, Covert Hepatic Encephalopathy, Cirrhosis, Sleep Disturbances and Insomnia
Interventions
Melatonin tablet 3 mg once daily, Thiamine
Dietary Supplement
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 27, 2025 · Synced May 22, 2026, 3:49 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Hepatic Encephalopathy
Interventions
Rifaximin, placebo
Drug
Lead sponsor
Hunter Holmes Mcguire Veteran Affairs Medical Center
Federal
Eligibility
18 Years to 65 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 16, 2020 · Synced May 22, 2026, 3:49 AM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Acute Liver Failure, Fulminant Hepatic Failure, Hepatic Encephalopathy, Acute Liver Injury, Immune Dysregulation
Interventions
High-dose methylprednisolone, Equine anti-thymocyte globulin, Prednisolone, Placebo for prednisolone, Placebo for infusions, Diphenhydramine, Methylprednisolone
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
1 Year to 18 Years
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
24
States / cities
Los Angeles, California • Palo Alto, California • San Diego, California + 20 more
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced May 22, 2026, 3:49 AM EDT
Completed Phase 1Phase 2 Interventional
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 10, 2012 · Synced May 22, 2026, 3:49 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Cirrhosis, Hepatic Encephalopathy
Interventions
Neurofit (oculometric testing)
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Jun 24, 2021 · Synced May 22, 2026, 3:49 AM EDT
Withdrawn Phase 3 Interventional
View directory record Official record
Conditions
Hepatic Encephalopathy
Interventions
Rifaximin, Lactulose
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 1, 2016 · Synced May 22, 2026, 3:49 AM EDT
Withdrawn Not applicable Interventional
View directory record Official record
Conditions
Hepatic Encephalopathy, Cirrhosis, Liver
Interventions
HepQuant
Diagnostic Test
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 8, 2022 · Synced May 22, 2026, 3:49 AM EDT
Terminated Phase 2 Interventional
View directory record Official record
Conditions
Hepatic Encephalopathy, Acute on Chronic Liver Failure (ACLF), Decompensated Cirrhosis
Interventions
VS-01 on top of SOC (Active Treatment Group), SOC
Drug
Lead sponsor
Genfit
Industry
Eligibility
18 Years to 79 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 11, 2026 · Synced May 22, 2026, 3:49 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Overt Hepatic Encephalopathy
Interventions
40 mg Rifaximin SSD once daily, 40 mg Rifaximin SSD twice daily, 80 mg Rifaximin SSD once daily, 80 mg Rifaximin SSD twice daily, Placebo
Drug
Lead sponsor
Bausch Health Americas, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
34
States / cities
Corona del Mar, California • Los Angeles, California • San Francisco, California + 21 more
Source: ClinicalTrials.gov public record
Updated Apr 12, 2023 · Synced May 22, 2026, 3:49 AM EDT
Completed Phase 2Phase 3 Interventional Results available
View directory record Official record
Conditions
Acute Liver Failure
Interventions
13C-Methacetin
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
11
States / cities
Birmingham, Alabama • San Francisco, California • New Haven, Connecticut + 8 more
Source: ClinicalTrials.gov public record
Updated Dec 21, 2020 · Synced May 22, 2026, 3:49 AM EDT