| Not Yet Recruiting | Microbiota trAnSplant ThERaPy In hEpatiC Encephalopathy (MASTERPIECE) NCT07528690 | VA Office of Research and Development | Phase 2 |
| Recruiting | Apixaban-PK Trial: Preventing Portal Hypertension Complications in Cirrhosis NCT07521332 | Asian Institute Of Medical Sciences | Phase 4 |
| Not Yet Recruiting | Evaluation of the Outcome of Fecal Microbiota Transplantation NCT07454408 | Air Force Military Medical University, China | Phase 1 / Phase 2 |
| Recruiting | The Liver Cirrhosis Cognitive Decline Scale (LiCCoS) NCT07418008 | University of Malaya | — |
| Terminated | A Study to See if an Investigational Medicine Called VS-01 Can Help and How Safe it is in the Treatment of Pat NCT06987968 | Genfit | Phase 2 |
| Recruiting | Affect of Melatonin on Sleep and Cognition in Cirrhosis NCT07046429 | Weill Medical College of Cornell University | N/A |
| Not Yet Recruiting | Mechanisms of Perioperative Systemic Inflammation in the Development of PND in Cirrhotic Patients NCT07082946 | Sichuan Provincial People's Hospital | — |
| Recruiting | Correlation Between Serum Albumin Level and Severity of Hepatic Encephalopathy in Patients With Chronic Liver NCT06953921 | Sohag University | — |
| Recruiting | A Study to Evaluate Role of Inhaled Amikacin to Prevent Ventilator Associated Pneumonia in Patients With Cirrh NCT06808074 | Asian Institute of Gastroenterology, India | Phase 4 |
| Recruiting | BCAA vs. Rifaximin in Patients With Cirrhosis for Secondary Prophylaxis of HE NCT06538077 | Post Graduate Institute of Medical Education and Research, Chandigarh | Phase 4 |
| Not Yet Recruiting | Revealing Engagement Patterns Among Hepatic Encephalopathy Patients NCT06201988 | Power Life Sciences Inc. | — |
| Completed | Efficacy and Safety of Lemborexant for Patients With Cirrhosis and Sleep Problems NCT07480096 | Indonesia University | Phase 2 |
| Active Not Recruiting | Clinical Efficacy and Survival Prediction Analysis of Transjugular Intrahepatic Portosystemic Shunt in Patient NCT07437638 | The Second Affiliated Hospital of Chongqing Medical University | — |
| Recruiting | Pilot Open-Label Trial of Resistant Potato Starch in Patients With Cirrhosis and Overt Hepatic Encephalopathy NCT06425380 | Mayo Clinic | N/A |
| Completed | Metobolomics in the Characterisation of HE NCT06245473 | Assistance Publique - Hôpitaux de Paris | — |
| Unknown | Vegetarian Versus Non Vegetarian Based Diet in the Recurrence of Hepatic Encephalopathy in Patients With Cirrh NCT06328088 | Sir Ganga Ram Hospital | — |
| Unknown | Throid Dysfunction in Liver Failure and Its Eddects Upon Outcome NCT06179368 | Assiut University | — |
| Unknown | Vegetable Proteins Versus Mixed Animal Proteins on the Outcome of Hepatic Encephalopathy NCT06075875 | National Hepatology & Tropical Medicine Research Institute | N/A |
| Recruiting | Hepatic Encephalopathy and Albumin Lasting Cognitive Improvement NCT06052176 | Hunter Holmes Mcguire Veteran Affairs Medical Center | Phase 2 |
| Unknown | Utility of the Clamping Bean Test (CBT) for Covert Hepatic Encephalopathy Screening NCT06367127 | Shanghai Changzheng Hospital | — |
| Unknown | Efficacy of Lactoferrin as an Adjunct Therapy in Patients With Hepatic Encephalopathy NCT06072521 | Al-Azhar University | Phase 2 |
| Withdrawn | Characterization of Metabolomic Fingerprints in Patients With Acute Liver Failure and Acute-on-chronic Liver F NCT05772585 | Assistance Publique - Hôpitaux de Paris | — |
| Unknown | Effectiveness of Oral Lactulose Versus Lactulose Enema in Hepatic Encephalopathy NCT05788627 | Khyber Medical College, Peshawar | Phase 4 |
| Completed | Efficacy and Safety of Nifuroxazide in the Treatment of Hepatic Encephalopathy in Egyptian Patients With Liver NCT05754996 | Cairo University | Phase 3 |
| Unknown | The Efficacy and Safety of Rifaximin Treatment NCT05786859 | Sun Yat-sen University | EARLY_Phase 1 |
| Completed | Intravenous BCAA for HE in ACLF (BCAA-HE-ACLF) NCT05700695 | Post Graduate Institute of Medical Education and Research, Chandigarh | Phase 1 |
| Unknown | Explore the Efficacy and Safety of FMT With Different Bacterial Doses in the Treatment of Hepatic Encephalopat NCT05669651 | Hainv Gao | N/A |
| Unknown | Microbiota, Sarcopenia, and Hepatic Encephalopathy Change in Cirrhotic Patients Before and After Rehabilitatio NCT06040814 | Chang Gung Memorial Hospital | N/A |
| Unknown | Allopurinol Versus Atorvastatin to Prevent Complications of Liver Cirrhosis NCT05511766 | Tanta University | Phase 2 / Phase 3 |
| Unknown | Immune Profile, Neuronal Dysfunction, Metabolomics and Ammonia in Therapeutic Response of HE in ACLF NCT05421351 | Post Graduate Institute of Medical Education and Research, Chandigarh | — |
| Completed | Efficacy of L-Ornithine L-Aspartate (LOLA) as an Adjunct to Branched Chain Amino Acids (BCAA) Enriched Solutio NCT05539027 | Ain Shams University | Phase 4 |
| Completed | Prevention of Hepatic Encephalopathy With Mobile Application Based Lactulose Titration NCT05526404 | Mayo Clinic | N/A |
| Active Not Recruiting | Evaluation of Rifaximin SSD for Delaying Encephalopathy Decompensation in Patients With Cirrhosis NCT05297448 | Bausch Health Americas, Inc. | Phase 3 |
| Unknown | Role of Bilirubin Molecular Species in Hepatic Encephalopathy and Acute-on-chronic Liver Failure NCT05566548 | Medica Sur Clinic & Foundation | — |
| Completed | Description of Lactulose Administration by Balloon Rectal Tube in Severe Hepatic Encephalopathy NCT06248736 | University Hospital, Grenoble | — |
| Recruiting | Hepatic Encephalopathy Prevention With Polydextrose After TIPS: Pilot Study (POEME) NCT05206487 | University Hospital, Toulouse | N/A |
| Completed | Effect of Brief Dietary Intervention on Ammonia Levels NCT05376488 | Hunter Holmes Mcguire Veteran Affairs Medical Center | N/A |
| Active Not Recruiting | Study to Assess Rifaximin Soluble Solid Dispersion (SSD) for the Delay of Encephalopathy Decompensation in Cir NCT05071716 | Bausch Health Americas, Inc. | Phase 3 |
| Unknown | Prediction of Post-TIPS Hepatic Encephalopathy in Patients With Liver Cirrhosis NCT05466669 | Johannes Gutenberg University Mainz | — |
| Unknown | Secondary Prophylaxis of Hepatic Encephalopathy in Cirrhotic Patients NCT05279586 | Madonna Magdy Fahmy | EARLY_Phase 1 |
| Recruiting | TReatment for ImmUne Mediated PathopHysiology NCT04862221 | National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) | Phase 2 |
| Unknown | Efficacy and Safety of Fecal Microbiota Transplant for Secondary Prophylaxis of Hepatic Encephalopathy NCT05229289 | Institute of Liver and Biliary Sciences, India | N/A |
| Completed | Deprescribing Proton Pump Inhibitors to Reduce Post-TIPS Hepatic Encephalopathy NCT05070351 | Duke University | Phase 1 / Phase 2 |
| Unknown | Role of Sarcopenia and Nutritional/Physical Therapy Intervention in Post-TIPS Hepatic Encephalopathy NCT05346029 | Anna Baiges | N/A |
| Unknown | Early Diagnosis and Timely Treatment of Cirrhotic Patients With Minimal Hepatic Encephalopathy (CHESS-NCRCID 2 NCT05140837 | Hepatopancreatobiliary Surgery Institute of Gansu Province | — |
| Unknown | Integrated Traditional Chinese and Clinical Medicine for Chronic Hepatitis B and Its Complication NCT05128305 | Qianfoshan Hospital | Phase 3 |
| Withdrawn | MNK-6105 for Patients With Cirrhosis and High Ammonia Levels Affecting Brain Function NCT04128462 | Mallinckrodt | Phase 3 |
| Completed | Speech in Hepatic Encephalopathy (HE) NCT05425316 | University of Michigan | — |
| Completed | VE303 for Treatment of Hepatic Encephalopathy (HE) NCT04899115 | Patricia Bloom | Phase 2 |
| Terminated | Efficacy and Safety of AXA1665 in Cirrhotic Subjects With Prior Overt Hepatic Encephalopathy NCT04816916 | Axcella Health, Inc | Phase 2 |
| Completed | Feasibility of an App-based Nutrition & Exercise Program in Cirrhosis NCT05033327 | University of Alberta | N/A |
| Recruiting | Fecal Microbiota Transplantation by Oral Capsules for Hepatic Encephalopathy Treatment NCT06368895 | Fondazione Policlinico Universitario Agostino Gemelli IRCCS | Phase 1 |
| Terminated | Investigational Microbiota Restoration Therapeutic for Hepatic Encephalopathy NCT04155099 | Ochsner Health System | Phase 2 |
| Completed | Establishment of the Human Intestinal and Salivary Microbiota Biobank - Gastrointestinal Diseases NCT04698148 | Azienda Ospedaliero-Universitaria Consorziale Policlinico di Bari | — |
| Completed | The BRAINFOOD Trial to Prevent Recurrent Hepatic Encephalopathy. NCT04675775 | University of Michigan | N/A |
| Unknown | Early Postoperative CRRT After Liver Transplantation in ACLF Patients With Overt HE NCT04317222 | Third Affiliated Hospital, Sun Yat-Sen University | N/A |
| Unknown | Polyethylene Glycol Versus Lactulose on Hepatic Encephalopathy in Patients With Cirrhosis;(PEGHE Trial) NCT04436601 | Aga Khan University | Phase 4 |
| Withdrawn | HepQuant to Predict Hepatic Encephalopathy After TIPS NCT04664621 | Northwestern University | N/A |
| Recruiting | Prevention of Post-TIPS Hepatic Encephalopathy by Administration of Rifaximin and Lactulose NCT04073290 | Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA) | Phase 4 |
| Enrolling By Invitation | Diagnosing Minimal Hepatic Encephalopathy NCT05433948 | Esbjerg Hospital - University Hospital of Southern Denmark | — |
| Completed | Intravenous Branched Chain Amino Acids for Hepatic Encephalopathy in ACLF NCT04238416 | Post Graduate Institute of Medical Education and Research, Chandigarh | Phase 1 |
| Unknown | Flicker App for Minimal Hepatic Encephalopathy NCT04415294 | University of Washington | — |
| Recruiting | Late Evening and Early Morning Protein Supplement to Reduce Readmissions for Hepatic Encephalopathy NCT04096014 | The Cleveland Clinic | N/A |
| Completed | Rifamycin in Minimal Hepatic Encephalopathy NCT04082780 | Hunter Holmes Mcguire Veteran Affairs Medical Center | Phase 2 |
| Completed | FMT in Cirrhosis and Hepatic Encephalopathy NCT03796598 | VA Office of Research and Development | Phase 1 / Phase 2 |
| Recruiting | Safety and Efficacy of Fecal Microbiota Transplantation NCT04014413 | Chinese University of Hong Kong | N/A |
| Unknown | The Influence of Post-transjugular Intrahepatic Portosystemic Shunt Hepatic Encephalopathy NCT03825848 | Shanghai Zhongshan Hospital | N/A |
| Unknown | Role of MRI in Detection of Minimal Hepatic Encephalopathy NCT04131205 | University Medical Centre Ljubljana | — |
| Unknown | Coenzyme Q10 and Meclofenoxate in Hepatic Encephalopathy NCT03961087 | Zagazig University | N/A |
| Completed | A Study of MHE in Patients With Liver Diseases NCT04058327 | Qin Ning | — |
| Recruiting | Efficacy and Safety of Nitazoxanide in Preventing Recurrence of Hepatic Encephalopathy NCT04161053 | Tanta University | Phase 3 |
| Completed | HEAL STUDY (Hepatic Encephalopathy and Albumin Study) NCT03585257 | Hunter Holmes Mcguire Veteran Affairs Medical Center | Phase 2 |
| Unknown | PEG3350 in ACLF With Hepatic Encephalopathy NCT03987893 | Post Graduate Institute of Medical Education and Research, Chandigarh | Phase 4 |
| Completed | Tackling 30-day Readmissions in Patients With Cirrhosis: The SALTYFOOD Trial NCT03493204 | University of Michigan | N/A |
| Active Not Recruiting | Fecal Microbiota Transplant as Treatment of Hepatic Encephalopathy NCT03420482 | Massachusetts General Hospital | Phase 2 |
| Completed | Minimal Hepatic Encephalopathy in Hereditary Hemorrhagic Telangiectasian NCT03586115 | University of Bari | — |
| Unknown | Plasma Free Amino Acids in Patients With Hepatic Encephalopathy NCT03306498 | Assiut University | — |
| Unknown | Diet Management on Hepatic Encephalopathy of Patients With Variceal Bleeding After Intrahepatic Portosystemic NCT03372499 | Li Yang | N/A |
| Terminated | Eye Movement Testing for Diagnosing Encephalopathy in Patients With Liver Disease NCT04940416 | Stanford University | — |
| Completed | Oral Fecal Transplant in Cirrhosis NCT03152188 | Virginia Commonwealth University | Phase 1 |
| Unknown | PEG (Polyethylene Glycol)Versus Lactulose For Treatment Of Overt Hepatic Encephalopathy NCT03100513 | Sherief Abd-Elsalam | Phase 4 |
| Recruiting | VICIS - Vienna Cirrhosis Study NCT03267615 | Medical University of Vienna | — |
| Completed | Efficacy and Safety of E.Coli Nissle 1917 in Patients With Mild (Stage 1-2) or Minimal Hepatic Encephalopathy NCT04787276 | Bogomolets National Medical University | N/A |
| Completed | The Effect of Induced Hyperammonaemia on Sleep and Melanopsin-mediated Pupillary Light Response in Patients Wi NCT04771104 | Rigshospitalet, Denmark | N/A |
| Unknown | Timing of Acute Palliative Care Consultation in Critically Ill Patients NCT02858778 | Wayne State University | N/A |
| Completed | Fecal Transplant for Hepatic Encephalopathy NCT03439982 | University of Alberta | Phase 1 / Phase 2 |
| Unknown | The International Imaging Registry in Liver Cirrhosis (BAVENO-VI SPSS GROUP). NCT02692430 | Hospital Universitari Vall d'Hebron Research Institute | — |
| Completed | A Retrospective, Open-label, Uncontrolled Cohort Study to Assess the Effectiveness and Safety of Lactulose Ret NCT02377947 | Abbott | — |
| Completed | Minimal HePatic Encephalopathy Among CiRrhotics. A Cross SEctional, Clinico-EpidEmiological, Multi-Centre, Stu NCT02613858 | Abbott | — |
| Completed | Fecal Transplant in Recurrent Hepatic Encephalopathy NCT02636647 | Jasmohan Bajaj | Phase 1 |
| Withdrawn | A Randomized Comparison of Rifaximin Versus Lactulose in Hospitalized Cirrhotic Patients With Renal Failure NCT02086825 | NYU Langone Health | Phase 3 |
| Completed | Real World Outcomes Study of Hepatic Encephalopathy Patients' Experience on Rifaximin (PROSPER) NCT02488993 | Norgine | — |
| Unknown | Albumin Infusion Effects in Mortality in Patients With Cirrhosis and Hepatic Encephalopathy NCT02401490 | Hospital Universitari Vall d'Hebron Research Institute | Phase 4 |
| Unknown | Metformin Experience on Minimal Hepatic Encephalopathy NCT02470546 | Fundación Pública Andaluza para la gestión de la Investigación en Sevilla | Phase 4 |
| Completed | Microbial Resistance of Rifaximin in Hepatic Encephalopathy NCT04736836 | National Hepatology & Tropical Medicine Research Institute | Phase 4 |
| Unknown | The Effects of Nitazoxanide in Hepatic Encephalopathy NCT02334163 | Ain Shams University | Phase 2 |
| Unknown | Effect of Transjugular Intrahepatic Portosystemic Shunt on Gut Microbiota in Cirrhotic Patients NCT02427906 | West China Hospital | — |
| Completed | Fecal Microbiota Transplantation (FMT) in the Management of Hepatic Encephalopathy (HE): a Pilot Study NCT02255617 | University of Alberta | Phase 1 / Phase 2 |
| Completed | Lactulose, L-ornithine L-aspartate, or Rifaximin Versus Placebo for Preventing Hepatic Encephalopathy in Varic NCT02158182 | Hospital General de Mexico | Phase 4 |
| Withdrawn | Treatment of Hepatic Encephalopathy With Flumazenil and Change in Cortical GABA Levels in MRS NCT02048969 | Yale University | Phase 1 / Phase 2 |
| Completed | Effect of Rifaximine on Sleep Disorders in Patients Suffering From Hepatic Encephalopathy NCT02163837 | Centre Hospitalier Universitaire Saint Pierre | N/A |
| Completed | Phase 2B Efficacy/Safety of Ornithine Phenylacetate in Hospitalized Cirrhotic Patients With Hepatic Encephalop NCT01966419 | Ocera Therapeutics, Inc. | Phase 2 |
| Unknown | Quantitative Determination of Brain Water Content in Patients During and After Hepatic Encepalopathy NCT02177708 | University of Aarhus | — |
| Completed | L-ornithine L-aspartate in Overt Hepatic Encephalopathy NCT01722578 | Dayanand Medical College and Hospital | Phase 4 |
| Completed | Brain Muscle Axis During Treatment of Hepatic Encephalopathy With L-ornithine L-aspartate NCT01847651 | Imperial College London | Phase 4 |
| Terminated | Glutamine Challenge as Predictor of Hepatic Encephalopathy After Transjugular Intrahepatic Portosystemic Shunt NCT02026609 | University of Arkansas | — |
| Terminated | Efficacy, Safety, And Pharmacokinetics Of Rifaximin In Subjects With Severe Hepatic Impairment And Hepatic Enc NCT01846663 | Bausch Health Americas, Inc. | Phase 4 |
| Terminated | Quality of Life and Nutritional Improvements in Cirrhotic Patients NCT01842113 | Tampa General Hospital | Phase 4 |
| Unknown | ETOS: Minimal Hepatic Encephalopathy in Childhood and Young Adult: epidemiOlogical Study and Pilot Interventio NCT01798329 | A.O. Ospedale Papa Giovanni XXIII | Phase 3 |
| Withdrawn | Hepatic Encephalopathy: Lactulose or Polyethylene Glycol (H.E.L.P.) NCT01923376 | New York Presbyterian Brooklyn Methodist Hospital | N/A |
| Completed | The Safety/Efficacy of Rifaximin With/Without Lactulose in Participants With A History of Recurrent Hepatic En NCT01842581 | Bausch Health Americas, Inc. | Phase 4 |
| Completed | iPod Games in Hepatic Encephalopathy NCT02154282 | Hunter Holmes Mcguire Veteran Affairs Medical Center | N/A |
| Completed | Default Mode Network fMRI Maps as a Predictive Index of Hepatic Encephalopathy Outcome NCT02083367 | OSF Healthcare System | — |
| Completed | Diagnosis of Covert/Minimal Hepatic Encephalopathy by Means of Continuous Reaction Time Measurement NCT01773538 | Mette Munk Lauridsen | N/A |
| Withdrawn | Effect of Music on Attention and Prospective Memory in Hepatic Encephalopathy NCT01882855 | NYU Langone Health | — |
| Terminated | The Role of Bacterial Overgrowth and Delayed Intestinal Transit in Hepatic Encephalopathy. NCT01846806 | NYU Langone Health | N/A |
| Completed | Post Transjugular Intrahepatic Portosystemic Shunt (Tips) Albumine Infusion to Prevent Hepatic Encephalopathy NCT01559519 | University of Roma La Sapienza | Phase 4 |
| Unknown | Efficacy of Sildenafil in the Improvement of Cognition and Quality of Life in Patients With Cirrhosis of Liver NCT02028429 | Post Graduate Institute of Medical Education and Research, Chandigarh | Phase 1 / Phase 2 |
| Terminated | Factors Associated With End Stage Liver Disease NCT01846819 | NYU Langone Health | — |
| Withdrawn | The Effect of a Large-volume Paracentesis on Fatigue, Sleep, and Quality of Life in Cirrhosis NCT01777971 | NYU Langone Health | — |
| Unknown | Prediction of Mortality in Patients Waiting for Liver Transplantation Through Brain Magnetic Resonance Imaging NCT01434056 | Hospital Israelita Albert Einstein | — |
| Completed | S. Endotoxin, Inflammatory Mediators and MRS Before and After Treatment in MHE NCT01446523 | Govind Ballabh Pant Hospital | N/A |
| Completed | Effect of Tolvaptan on Cognitive Function in Cirrhosis NCT01556646 | Hunter Holmes Mcguire Veteran Affairs Medical Center | Phase 3 |
| Completed | Monitoring of Encephalopathy in Cirrhotic Patients Admitted in Intensive Care NCT01494064 | Assistance Publique - Hôpitaux de Paris | — |
| Completed | Efficacy Study of Polyethylene Glycol 3350-electrolyte Solution (GoLYTELY®) Versus Lactulose in Patients With NCT01283152 | University of Texas Southwestern Medical Center | N/A |
| Completed | Comparison Between Lactulose and Lactulose-Paraffin in Cirrhotic Patients NCT02017119 | Instituto Nacional de Ciencias Medicas y Nutricion Salvador Zubiran | Phase 2 |
| Unknown | Trial Comparing Sedation for Endoscopy With Propofol Versus Midazolam in Cirrhotics NCT01356121 | Govind Ballabh Pant Hospital | Phase 4 |
| Completed | Rifaximin Plus Lactulose Versus Lactulose Alone for the Treatment of Hepatic Encephalopathy: a Double Blind Ra NCT01218568 | Institute of Liver and Biliary Sciences, India | N/A |
| Completed | Cerebral Oxygen, Blood Flow and Ammonia Uptake in Patients With Cirrhosis and an Acute Episode of Hepatic Ence NCT01151475 | University of Aarhus | — |
| Terminated | Effect of Lactose in Patients With Chronic Liver Disease and Minimal Hepatic Encephalopathy NCT01113567 | Coordinación de Investigación en Salud, Mexico | N/A |
| Completed | Secondary Prophylaxis of Hepatic Encephalopathy With a Probiotic Preparation NCT01110447 | CD Pharma India Pvt. Ltd. | Phase 2 / Phase 3 |
| Completed | Cerebrovascular Reactivity in Hepatic Encephalopathy NCT01099293 | Instituto Nacional de Ciencias Medicas y Nutricion Salvador Zubiran | — |
| Completed | Study on B-blockers to Prevent Decompensation of Cirrhosis With HTPortal NCT01059396 | Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau | Phase 4 |
| Completed | A Study of Safety and Efficacy of HPN-100 in Subjects With Cirrhosis and Episodic Hepatic Encephalopathy NCT00999167 | Amgen | Phase 2 |
| Completed | Efficacy of L-Ornithine L-Aspartate in Acute Hepatic Encephalopathy. NCT01041755 | Centro Regional para el Estudio de las Enfermedades Digestivas | Phase 4 |
| Completed | Effect of Probiotics in Treatment of Minimal Hepatic Encephalopathy (MHE) and Health Related Quality of Life NCT01008293 | CD Pharma India Pvt. Ltd. | Phase 2 / Phase 3 |
| Completed | Efficacy of Albumin for Acute Encephalopathy in Patients With Cirrhosis NCT00886925 | Hospital Universitari Vall d'Hebron Research Institute | Phase 4 |
| Completed | Bioelectrical Impedance Vector Analysis in Cirrhotic Patients NCT01603953 | Instituto Nacional de Ciencias Medicas y Nutricion Salvador Zubiran | — |
| Unknown | Therapeutic Efficacy of Oral L-Ornithine-L-Aspartate on Minimal Encephalopathy NCT00896831 | Hospital de Clinicas de Porto Alegre | Phase 4 |
| Unknown | Secondary Prophylaxis of Hepatic Encephalopathy in Cirrhosis NCT01178372 | Govind Ballabh Pant Hospital | Phase 4 |
| Completed | Efficacy of Combined Oral L-ornithine-L-aspartate and Lactulose in Patients With Hepatic Encephalopathy NCT00740142 | Mahidol University | Phase 4 |
| Completed | A Study of Controlled Lactulose Withdrawal NCT00914056 | Hunter Holmes Mcguire Veteran Affairs Medical Center | N/A |
| Completed | Effect of Midodrine and Albumine in the Prevention of Complications in Cirrhotic Patients Awaiting Liver Trans NCT00839358 | Hospital Clinic of Barcelona | Phase 4 |
| Unknown | Comparison Between Erythromycin and Neomycin Treatment of Hepatic Encephalopathy NCT01097811 | UPECLIN HC FM Botucatu Unesp | N/A |
| Unknown | Primary Prophylaxis of Hepatic Encephalopathy in Patients With Cirrhosis NCT01175538 | Govind Ballabh Pant Hospital | Phase 4 |
| Terminated | Efficacy and Safety Study of Ammonul® in Patients With Grade 3 or 4 Hepatic Encephalopathy NCT00597909 | Amgen | Phase 2 |
| Completed | Effects of Branched-Chain Amino Acids on Muscle Ammonia Metabolism in Patients With Cirrhosis and Healthy Subj NCT00931060 | University of Aarhus | N/A |
| Completed | Rifaximin in Minimal Hepatic Encephalopathy NCT00533910 | Hunter Holmes Mcguire Veteran Affairs Medical Center | N/A |
| Completed | Safety and Efficacy of AST-120 Compared to Lactulose in Patients With Hepatic Encephalopathy NCT00558038 | Ocera Therapeutics | Phase 2 |
| Completed | Safety and Tolerability Study of Rifaximin in Participants With a History of Hepatic Encephalopathy NCT00686920 | Bausch Health Americas, Inc. | Phase 3 |
| Completed | The Effect of Prometheus (R) Liver Support Dialysis on Cerebral Metabolism in Acute Liver Failure NCT00655304 | Rigshospitalet, Denmark | N/A |
| Completed | Brain Energy Metabolism in Patients With Chronic Liver Disease and Impaired Central Nervous System NCT00424957 | University of Aarhus | — |
| Completed | A Study of Glyceryl Tri-(4-phenylbutyrate) Administered Orally as a Single Dose, and Twice Daily for Seven Con NCT00986895 | Amgen | Phase 1 |
| Terminated | RICE Trial: Rifaximin In Chronic Hepatic Encephalopathy - A Randomized, Controlled Trial NCT00364689 | University of Miami | Phase 3 |
| Completed | Brain Imaging in Patients With Chronic Liver Disease and Functional Impairment. NCT00305591 | Imperial College London | N/A |
| Completed | A 6-month Efficacy, Safety, and Tolerability Study of Rifaximin In Preventing Hepatic Encephalopathy NCT00298038 | Bausch Health Americas, Inc. | Phase 3 |
| Completed | Neuromonitoring of Hepatic Encephalopathy NCT01878305 | University of Helsinki | — |
| Unknown | The Role of Bacterial Overgrowth and Delayed Intestinal Transit in Hepatic Encephalopathy NCT00281502 | Weill Medical College of Cornell University | Phase 2 |
| Completed | Effect of Lactulose on Minimal Hepatic Encephalopathy and Health-Related Quality of Life NCT00375375 | Post Graduate Institute of Medical Education and Research, Chandigarh | Phase 4 |
| Completed | Efficacy of L-Ornithine-L-Aspartate in Cirrhotics With Hepatic Encephalopathy NCT00433368 | Aga Khan University | Phase 3 |
| Terminated | Manganese in Women With Encephalopathy NCT00985010 | Materno-Perinatal Hospital of the State of Mexico | — |
| Completed | Effects of Proteins in Patients With Cirrhosis and Prior Hepatic Encephalopathy NCT00955500 | Hospital Universitari Vall d'Hebron Research Institute | Phase 4 |
| Completed | Oral Acetyl-L-Carnitine Therapy Reduces Fatigue In Hepatic Encephalopathy NCT01223742 | University of Catania | N/A |
| Completed | Efficacy of Albumin Dialysis to Treat Patients With Hepatic Encephalopathy Using The Molecular Adsorbent Recir NCT00287235 | Vantive Health LLC | N/A |
| Completed | N-acetylcysteine in Non-Acetaminophen Pediatric Acute Liver Failure NCT00248625 | University of Pittsburgh | Phase 3 |
| Completed | A Multi-Center Group to Study Acute Liver Failure in Children NCT00986648 | University of Pittsburgh | — |
| Completed | Phase II Study of Lactulose and Circadian Rhythms in Patients With Cirrhosis NCT00004796 | National Center for Research Resources (NCRR) | Phase 2 |