| Not Yet Recruiting | Long-term Health Outcomes of Screen Detected and Potential Celiac Disease Patients NCT07366151 | Tampere University Hospital | — |
| Not Yet Recruiting | A Study to Evaluate Safety and Efficacy of PBK_M2502 NCT07114406 | Pharmbio Korea Co., Ltd. | Phase 3 |
| Completed | Efficacy of Guided Imagery Therapy Mobile Application for Functional Abdominal Pain NCT06653647 | Baylor College of Medicine | N/A |
| Recruiting | Exclude or Expose in Irritable Bowel Syndrome: What Works for Whom and How? NCT06940596 | University of Melbourne | N/A |
| Recruiting | Elemental 028 Extra Case Studies NCT06877923 | Nutricia UK Ltd | N/A |
| Completed | Telehealth-Delivered Gut-Directed Hypnotherapy for Managing GI Health NCT06890663 | University of Central Florida | N/A |
| Recruiting | Application of Remimazolam Combined With Esketamine in Painless Gastroscopy and Colonoscopy in Elderly Patient NCT07002801 | Harbin Medical University | N/A |
| Enrolling By Invitation | Review of Infant Oral Feeding and Skills NCT06736743 | Wake Forest University Health Sciences | — |
| Not Yet Recruiting | Long-term Outcomes of Duodenal Adenocarcinoma From a Large Cohort NCT06443086 | Nanfang Hospital, Southern Medical University | — |
| Completed | Comparison of One Anastomisis Gastric Bypass and Duodeno-Jejunostomy for Treating SMA Syndrome NCT06970093 | Ain Shams University | N/A |
| Recruiting | SGM-101 in Colorectal Brain Metastases. NCT04755920 | Leiden University Medical Center | Phase 2 |
| Completed | Evaluation of IgY Antibody Efficacy in Egg Yolk Against Helicobacter Pylori in Bacterial Elimination and Clini NCT06973889 | Mashhad University of Medical Sciences | Phase 2 |
| Unknown | Application of Multimodal Endoscopic Functional Imaging Technology in the Diagnosis of Common Gastrointestinal NCT06236594 | Beijing 302 Hospital | — |
| Unknown | A Study to Evaluate Safety and Efficacy of PBK_M2101 NCT05923918 | Pharmbio Korea Co., Ltd. | Phase 3 |
| Unknown | Explore the Relationship Between the Percentage of Colonoscopy Withdrawal Overspeed and the ADR NCT05444166 | Renmin Hospital of Wuhan University | — |
| Completed | Evaluate the Effects of An AI System on Colonoscopy Quality of Novice Endoscopists NCT05323279 | Renmin Hospital of Wuhan University | N/A |
| Active Not Recruiting | Advancing Nursing Practices in Hospital Oncology Care NCT05053191 | Memorial Sloan Kettering Cancer Center | N/A |
| Unknown | A Study on the Effectiveness of AI-assisted Colonoscopy in Improving the Effect of Colonoscopy Training for Tr NCT04912037 | Renmin Hospital of Wuhan University | N/A |
| Unknown | Development and Validation of an Artificial Intelligence-based Biliary Stricture Navigation System in MRCP-bas NCT04903444 | Renmin Hospital of Wuhan University | N/A |
| Recruiting | Spanish Series of Patients Treated With the Radionuclide Lutetium177 NCT04949282 | Sociedad Española de Medicina Nuclear e Imagen Molecular | — |
| Unknown | Deep Learning Algorithm for the Diagnosis of Gastrointestinal Diseases Depending on Tongue Images NCT04811599 | Shandong University | — |
| Unknown | Therapeutic Endoscopic Ultrasound for Gastrointestinal Disorders: A Multicenter Registry Study NCT05051358 | Advanced Endoscopy Research, Robert Wood Johnson Medical School Rutgers University | — |
| Unknown | Evaluation of Outcomes From Treatment of Benign or Malignant Gastrointestinal Diseases NCT05115877 | Methodist Health System | — |
| Completed | Feasibility of Remote MCE for Upper GI Tract Examination Under Five-generation Network NCT04670692 | Changhai Hospital | N/A |
| Suspended | The Optimization of a Low-dose CT Protocol in Patients With Suspected Uncomplicated Acute Appendicitis and BMI NCT04519086 | Turku University Hospital | N/A |
| Unknown | Development and Use of a Tissue and Human Enteroid Biorepository to Study the Pathophysiology of NEC NCT04549727 | Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico | — |
| Completed | Immune Modulation by Enhanced vs Standard Prehabilitation Program Before Major Surgery NCT04498208 | Stanford University | N/A |
| Unknown | Comparison of Zenker's Diverticulum Treatment Using Peroral Endoscopic Myotomy and Flexible Endoscopy Septotom NCT04514042 | Maria Sklodowska-Curie National Research Institute of Oncology | N/A |
| Completed | Phase 1 Trial for Safety, Tolerability, and Immunogenicity of a Live, Attenuated, Oral Shigella/ETEC Combinati NCT05409196 | Eveliqure Biotechnologies GmbH | Phase 1 |
| Unknown | Retrograde Cholangiopancreatography AI Assisted System Validation on Effectiveness and Safety NCT04719117 | Renmin Hospital of Wuhan University | — |
| Unknown | Efficacy of AEMCOLO (Rifamycin SV MMX) in the Treatment of Small Intestinal Bacterial Overgrowth (SIBO) NCT04501380 | Bradley Connor | Phase 2 |
| Unknown | Status of Management of Surgery in Beijing During COVID-19 NCT04401124 | Beijing Friendship Hospital | — |
| Unknown | Evaluation of Gastrointestinal Symptoms Following Chilean Native Beans Consumption NCT04243187 | Natalia Jara | N/A |
| Completed | Feasibility of Non-contact Magnetically-controlled Capsule Endoscopy During COVID-19 Pandemic NCT04389333 | Changhai Hospital | N/A |
| Completed | Non-contact Endoscopy at Covid-19 Outbreak NCT04320953 | Changhai Hospital | N/A |
| Completed | Skin Adverse Reactions Occuring in Children Treated by Biotherapy for Chronic Inflammatory Disease NCT04327752 | Centre Hospitalier Universitaire, Amiens | — |
| Withdrawn | Randomized Controlled Study Comparing Colon Evaluation With The Pure-Vu System To A Standard Colonoscopy In Pa NCT04285008 | Motus GI Medical Technologies Ltd | N/A |
| Unknown | The Efficiency of Writing Endoscopic Reports by Artificial Intelligence and Physicians: a Randomized Controlle NCT04275609 | Shandong University | N/A |
| Unknown | Patient Empowerment for Major Surgery Preparation @ Home NCT04190719 | University Hospital, Grenoble | N/A |
| Unknown | Deep Learning Algorithm for the Diagnosis of Gastrointestinal Diseases NCT04222439 | Shandong University | N/A |
| Active Not Recruiting | Diagnostic Usefulness of Different Types of Gastrointestinal Endoscopic Investigations. NCT04585516 | Region Örebro County | — |
| Unknown | A Multicentric Validation Study on the Accuracy of Artificial Intelligence Assisted System in Clinical Applica NCT04232462 | Renmin Hospital of Wuhan University | — |
| Unknown | Neurodevelopmental Outcomes and Growth in Infants With Congenital Gastrointestinal Anomalies Requiring Neonata NCT04575649 | Children's Hospitals and Clinics of Minnesota | — |
| Completed | Creation of an E-toileting Log Through Classification of the Physical Properties of Stool and Urine Using True NCT05008640 | Toi Labs, Inc. | — |
| Completed | The Treatment of Acute Gastrointestinal Injury Via Ultrasound-guided Erector Spinae Plane Block NCT04934904 | Zhujiang Hospital | N/A |
| Enrolling By Invitation | Therapeutic EUS Registry NCT05233631 | Methodist Health System | — |
| Completed | Time Longitudinal Study of the Microbiome in Colorectal Cancer Subjects NCT03951792 | Mayo Clinic | — |
| Completed | Optimizing Gastrointestinal Procedure Appointments NCT03879616 | Kaiser Permanente | N/A |
| Completed | Side-to-side Duodenojejunostomy After Distal Duodenal Resection (DUORESECT) NCT04151394 | Universidad de Extremadura | — |
| Unknown | Frailty Assessment of Patients With Gastrointestinal Surgery NCT03930082 | Ziqiang Wang,MD | — |
| Completed | Efficacy and Safety of Vibrating Capsule in Patients With Functional Constipation NCT04671264 | Changhai Hospital | N/A |
| Completed | Evaluation of Ocoxin®-Viusid® in Metastatic Colorectal Adenocarcinoma NCT03559543 | Catalysis SL | Phase 2 |
| Completed | Evaluation of Ocoxin®-Viusid® in Advanced Stomach Cancer and Gastric Esophagogastric Junction NCT03549494 | Catalysis SL | Phase 2 |
| Completed | Intraoperative TAP Block With Bupivacaine/Dexamethasone Against Liposomal Bupivacaine (Exparel®) NCT03723447 | Cedars-Sinai Medical Center | Phase 4 |
| Unknown | Indocyanine Green Fluorescence Imaging in Prevention of Colorectal Anastomotic Leakage NCT03602677 | Oulu University Hospital | N/A |
| Unknown | The Ecological Role of Yeasts in the Human Gut NCT04138225 | Grace Ward | — |
| Active Not Recruiting | Pilot Study for Evaluation of Cryobiopsy and Correlation With Standard Forceps Biopsy NCT03566160 | Massachusetts General Hospital | N/A |
| Unknown | A Study of the Safety, Efficacy and Tolerability of Nexvax-2 in Patients With Celiac Disease (CeD) NCT03644069 | ImmusanT, Inc. | Phase 2 |
| Completed | Evaluation of the Bowel Cleansing in Hospitalized Patients Using Pure-Vu System NCT03503162 | Motus GI Medical Technologies Ltd | N/A |
| Completed | Probiotic VSL#3 for the Treatment of Gastrointestinal Symptoms Associated to Fibromyalgia NCT04256785 | Elena Pita Calandre | N/A |
| Completed | Bioequivalence Study of Nexvax2 in Subjects With Celiac Disease NCT03543540 | ImmusanT, Inc. | Phase 1 |
| Suspended | Effects of Home Gluten Immunogenic Peptide Testing on Children With Celiac Disease NCT03462979 | Boston Children's Hospital | N/A |
| Completed | Safety and Efficacy of PBK-1701TC for Bowel Cleansing Before Colonoscopy NCT03509220 | Pharmbio Korea Co., Ltd. | Phase 3 |
| Completed | Perioperative Metabolic and Hormonal Aspects in Major Emergency Surgery NCT03482830 | Zealand University Hospital | — |
| Enrolling By Invitation | Collection of Anonymized Samples NCT03319446 | BioFire Diagnostics, LLC | — |
| Unknown | Remote Ischemic Conditioning in Abdominal Surgery NCT03234543 | Rutgers, The State University of New Jersey | N/A |
| Unknown | Using Virtual Reality for Patients With Gastrointestinal Disease NCT03719209 | Boston Children's Hospital | N/A |
| Completed | Proton Pump Inhibitor (PPI) Inappropriate Use and Economic Burden in Chinese Population NCT03118778 | AstraZeneca | — |
| Unknown | Blood Pressure During ESD is Related With the Postoperative Bleeding NCT03070665 | Shanghai Zhongshan Hospital | N/A |
| Completed | Phase 1/2 Study of the Highly-selective RET Inhibitor, Pralsetinib (BLU-667), in Participants With Thyroid Can NCT03037385 | Hoffmann-La Roche | Phase 1 / Phase 2 |
| Unknown | Endoscopic Resection Multicenter Registry NCT03065257 | Weill Medical College of Cornell University | — |
| Unknown | Oral Resveratrol to Prevent Post-ERCP Pancreatitis NCT02947932 | First Affiliated Hospital Xi'an Jiaotong University | Phase 4 |
| Completed | Efficacy and Safety of Hou Gu Mi Xi in Patients With Spleen Qi Deficiency and Non-organic Gastrointestinal Dis NCT03019042 | Jiangxi University of Traditional Chinese Medicine | N/A |
| Terminated | Efficacy and Safety of Hou Gu Mi Xi in Patients With Spleen Qi Deficiency and Radical Gastrectomy for Gastric NCT03025152 | Jiangxi University of Traditional Chinese Medicine | N/A |
| Completed | Casein Glycomacropeptide in Healthy Subjects NCT02832700 | University of Aarhus | N/A |
| Completed | Endorings™ Assisted Colonoscopy Versus Standard Colonoscopy for Polyp Detection NCT02785783 | Portsmouth Hospitals NHS Trust | N/A |
| Enrolling By Invitation | Optical Imaging of Gastrointestinal Biopsy Samples and Their Correlation With Histology NCT04565704 | Massachusetts General Hospital | N/A |
| Completed | Study of Environmental Enteropathy and Malnutrition in Pakistan NCT03588013 | Aga Khan University | N/A |
| Completed | Gastrointestinal Dysfunction During Enteral Nutrition in Critically Ill Patients NCT04014816 | Ayancık State Hospital | — |
| Completed | Probability Ramp Control of Propofol for EGD NCT01838304 | University of Pennsylvania | N/A |
| Completed | Safety of Capsule Endoscopy in Patients With Implantable Cardiac Devices NCT01360502 | Yonsei University | — |
| Unknown | Role of Intraoperative Ultrasound in Gastrointestinal (GI) Malignancies NCT01143922 | All India Institute of Medical Sciences | — |
| Completed | An Open-label, Randomized, Prospective Study of the Effectiveness, Safety, and Clinical Outcomes of Stapled An NCT00888849 | Ethicon Endo-Surgery | N/A |
| Completed | PMRR-NO: Pulmonary Metabolic Radiation Response Versus Exhaled Nitric Oxide NCT00867477 | M.D. Anderson Cancer Center | Phase 2 |
| Completed | FDG-PET-CT and Biomarkers in Esophageal Cancer NCT00833625 | M.D. Anderson Cancer Center | N/A |
| Completed | Sedation Using Intranasal Dexmedetomidine in Upper Gastrointestinal Endoscopy NCT01887184 | The University of Hong Kong | Phase 3 |
| Completed | Clinical Evaluation of Water Immersion Colonoscopy Insertion Technique NCT00671177 | VA Palo Alto Health Care System | N/A |
| Completed | Cholestasis Reversal: Efficacy of IV Fish Oil NCT00910104 | Mark Puder | Phase 2 / Phase 3 |
| Completed | A Study of Crofelemer to Treat Diarrhea Irritable Bowel Syndrome NCT00101725 | Bausch Health Americas, Inc. | Phase 2 |
| Completed | Humanized Anti-IL-2 Receptor Monoclonal Antibody in Moderate-to-severe Ulcerative Colitis NCT00073047 | Facet Biotech | Phase 2 |
| Completed | Nexium Dyspepsia/AST NCT00251992 | AstraZeneca | Phase 3 |
| Completed | Nexium Dyspepsia/AST NCT00251914 | AstraZeneca | Phase 3 |
| Completed | A Humanized Anti-Interferon-γ Monoclonal Antibody (HuZAF) for Moderate to Severe Crohn's Disease NCT00072943 | Facet Biotech | Phase 2 |