| Not Yet Recruiting | Immunosuppressant Discontinuation in Elderly Patients With Ulcerative Colitis And Long-term Remission NCT07248644 | Grupo Espanol de Trabajo en Enfermedad de Crohn y Colitis Ulcerosa | Phase 4 |
| Not Yet Recruiting | LY4268989 in Adults With Moderately to Severely Active Ulcerative Colitis NCT07415044 | Eli Lilly and Company | Phase 2 |
| Not Yet Recruiting | Safety and Efficiency of the Universal CNK-UT009 in Difficult-to-treat Inflammatory Bowel Disease Patients NCT07416383 | Second Affiliated Hospital, School of Medicine, Zhejiang University | Phase 1 |
| Recruiting | A Study of MB-001 in Moderately to Severely Active Ulcerative Colitis NCT07374471 | Mage Biologics | Phase 1 / Phase 2 |
| Not Yet Recruiting | An Observational Study to Learn About Velsipity After Long Term Use in Patients With Ulcerative Colitis NCT07459686 | Pfizer | — |
| Not Yet Recruiting | The Purpose of This Study is to Evaluate the Efficacy and Safety of 627 in the Treatment of UC NCT07507513 | Sunshine Guojian Pharmaceutical (Shanghai) Co., Ltd. | Phase 2 |
| Recruiting | Prospective Evaluation of the Carbon Footprint and Clinical Utility of IBUS Compared to Colonoscopy and Entero NCT07431983 | Asian Institute of Gastroenterology, India | — |
| Not Yet Recruiting | A Pilot Study on the Efficacy and Safety of a Novel Synbiotic Formula (SGR11) in Patients With Inflammatory Bo NCT07411131 | Chinese University of Hong Kong | N/A |
| Recruiting | Ketogenic and Carnivore (Lion) Diets for Inflammatory Bowel Disease and Rheumatoid Arthritis NCT07524244 | Fuller Research Foundation | N/A |
| Not Yet Recruiting | Fecal Noninvasive Biomarkers Oriented Control Versus Usual Care Strategy in Ulcerative Colitis NCT07402135 | Qilu Hospital of Shandong University | N/A |
| Recruiting | A Study for HSK47388 in Participants With Ulcerative Colitis NCT07335055 | Haisco Pharmaceutical Group Co., Ltd. | Phase 2 |
| Not Yet Recruiting | Food Limitations In Crohn's Disease and Ulcerative coliTis NCT07289672 | Region Skane | N/A |
| Not Yet Recruiting | Uneven Nutrition and Life Style as IBD Triggers in Adolescents and Adults NCT07389161 | Region Skane | N/A |
| Not Yet Recruiting | Accuracy of Modified Milan Ultrasound Criteria in Assessing Disease Activity and Severity in Moderate-to-Sever NCT07358923 | IRCCS San Raffaele | — |
| Not Yet Recruiting | Modafinil For Fatigue in IBD: A Feasibility Randomised Controlled Trial NCT07295834 | Imperial College London | Phase 2 |
| Recruiting | Selenium Supplementation in Moderate-Severely Active Ulcerative Colitis Patients Treated With Advanced Therapi NCT07427017 | Northwestern University | Phase 2 |
| Recruiting | Switching to the IL-23 Inhibitor Guselkumab for People With Active IBD Who Previously Used Ustekinumab (SHIFT- NCT07245394 | TIDHI Innovation Inc. | — |
| Recruiting | Effectiveness of Ozanimod in Patients With Steroid-Dependent Ulcerative Colitis NCT07271069 | Bristol-Myers Squibb | — |
| Recruiting | Desloratadine in Patients With Ulcerative Colitis NCT07333716 | Tanta University | Phase 2 |
| Not Yet Recruiting | Fluorescence Imaging of Adalimumab-680LT and Risankizumab-800CW in Inflammatory Bowel Disease NCT07258641 | University Medical Center Groningen | Phase 1 / Phase 2 |
| Recruiting | Impact Of The Gut Microbiota On Host Cells Energy Metabolism in Health And In Inflammatory Bowel Disease NCT07300553 | Assistance Publique - Hôpitaux de Paris | Phase 2 |
| Not Yet Recruiting | Investigation of Vancomycin Efficacy in Patients With Ulcerative Colitis and Primary Sclerosing Cholangitis NCT07341282 | McMaster University | Phase 2 |
| Not Yet Recruiting | A Study of Cizutamig for Patients With Ulcerative Colitis NCT07353450 | Ruijin Hospital | EARLY_Phase 1 |
| Recruiting | Efficacy of Top-down Therapy With Mirikizumab Versus Standard of Care With Azathioprine in Patients With Newly NCT07235904 | University Hospital Schleswig-Holstein | Phase 4 |
| Recruiting | Zymfentra (Infliximab-dyyb) REal World Cohort STudy NCT07237516 | University of North Carolina, Chapel Hill | — |
| Recruiting | Evaluate the Safety, Tolerability, PK and PD of SAD of Intravenously Adminsterted ALTB-268 in Healthy Particip NCT07350577 | AltruBio Inc. | Phase 1 |
| Recruiting | STOP-UC: De-escalation of Therapy in Patients With Ulcerative Colitis With Histological Remission NCT06693310 | University of Chicago | N/A |
| Recruiting | Assessment and Educational Intervention to Reduce Ultra-processed Food Consumption in Pediatric Patients With NCT07224113 | Connecticut Children's Medical Center | — |
| Recruiting | Evaluation of the SMART IBD App in Pediatric IBD NCT07195123 | Children's Hospital Medical Center, Cincinnati | N/A |
| Active Not Recruiting | Evaluating the Shift From Intravenous to Subcutaneous Vedolizumab for Inflammatory Bowel Disease NCT07123350 | Vanderbilt University Medical Center | — |
| Recruiting | De-escalation of Ustekinumab Therapy in Patients With Crohn's Disease and Ulcerative Colitis NCT07303686 | McGill University Health Centre/Research Institute of the McGill University Health Centre | Phase 4 |
| Not Yet Recruiting | The Prospective Improved Vitamin D Study for Inflammatory Bowel Disease Patients NCT07177157 | Terry Ponich | Phase 1 |
| Not Yet Recruiting | A Study to Evaluate Non-invasive Measurements of the Inflammatory Status in Patients with IBD NCT06900738 | Universitaire Ziekenhuizen KU Leuven | N/A |
| Withdrawn | A Study to Assess Adverse Events and Change in Disease Condition of Mesalamine Capsules in Children Aged 5 to NCT05316220 | AbbVie | Phase 3 |
| Not Yet Recruiting | Multiple Digital Biomarkers for Optimization of IBD Care NCT07159776 | Imelda GI Clinical Research Center | — |
| Active Not Recruiting | CurQD as Add-On Therapy in Vedolizumab-Treated Ulcerative Colitis Patients: Retrospective Cohort Study NCT07240168 | Evinature Ltd. | — |
| Recruiting | Oral Vitamin D3 Effect on Inflammatory Biomarkers in Ulcerative Colitis Patients NCT07269223 | University of Veterinary and Animal Sciences, Lahore - Pakistan | N/A |
| Not Yet Recruiting | Psychological Intervention for Fatigue in Inflammatory Bowel Diseases NCT06860009 | Universitaire Ziekenhuizen KU Leuven | N/A |
| Enrolling By Invitation | Health-Related Quality of Life Among Patients With Inflammatory Bowel Disease NCT07436910 | Cairo University | — |
| Recruiting | Real-World Study on Fecal Microbiota Transplantation: Long-Term Effectiveness and Safety Statistics NCT07261826 | Chen QiYi | — |
| Not Yet Recruiting | Research and Follow-up of the Determinants of the Progression and Complications of Inflammatory Bowel Diseases NCT07172945 | Assistance Publique - Hôpitaux de Paris | N/A |
| Recruiting | Study of the Efficacy, Safety, Pharmacokinetics, Pharmacodynamics, and Immunogenicity of BCD-261 in Subjects W NCT07080034 | Biocad | Phase 2 |
| Not Yet Recruiting | DYNAMIC-UC: Early qFIT and Calprotectin Change Predicting Relapse in Biologic-Naive Ulcerative Colitis NCT07111273 | Qilu Hospital of Shandong University | — |
| Not Yet Recruiting | Fecal biOmarker Response Evaluation for Super-Early Efficacy in Ulcerative Colitis NCT07111572 | Qilu Hospital of Shandong University | — |
| Recruiting | TIDHI Mental Health in IBD Patients Study NCT07013578 | TIDHI Innovation Inc. | N/A |
| Not Yet Recruiting | Evaluating the Efficacy and Safety of Mirikizumab in Adults Over 60 With Moderate to Severe Crohn's Disease an NCT07059130 | Rubix LS | Phase 4 |
| Recruiting | Smart Pill for Measuring Gut Health in Colon Inflammation and Colon Cancer NCT07046468 | Radboud University Medical Center | — |
| Not Yet Recruiting | A Phase 2 Study to Evaluate the Efficacy and Safety of Live SK08 Powder in Adult Patients with Active Mild to NCT06725017 | Guangzhou Zhiyi Biotechnology Co., Ltd. | Phase 2 |
| Not Yet Recruiting | A Study to Evaluate the Safety, Pharmacokinetics, and Preliminary Efficacy of ENC1018 Capsules in Patients Wit NCT07062185 | Tang-Du Hospital | N/A |
| Recruiting | A Phase 2 Study to Evaluate Therapies for Inflammatory Bowel Disease NCT07113522 | Mirador Therapeutics, Inc. | Phase 2 |
| Terminated | A First-in-Human Study of BB-TL1A-VIAL-HLE in Healthy Adults and People With Ulcerative Colitis NCT07029971 | Vial Australia Pty Ltd | Phase 1 |
| Recruiting | Microplastic Analysis in Pediatric Inflammatory Bowel Disease NCT07141238 | Medical University of Gdansk | — |
| Not Yet Recruiting | Efficacy and Safety of Discontinuing 5-ASA in Patients With Inflammatory Bowel Disease NCT06878495 | Pusan National University Hospital | N/A |
| Recruiting | Safety and Efficacy of OD-07656 and of Subsequent Vedolizumab Therapy in Moderately to Severely Active Ulcerat NCT06850727 | Odyssey Therapeutics | Phase 2 |
| Not Yet Recruiting | Multi-omics Dissection of Gut Microbiome Engraftment During FMT NCT06992453 | Catholic University of the Sacred Heart | N/A |
| Not Yet Recruiting | hucMSCs Exosomes for the Treatment of Active Ulcerative Colitis NCT06853522 | Shanghai East Hospital | EARLY_Phase 1 |
| Recruiting | Impact of Exclusion Diet in Addition to Anti-TNF Therapy in Crohn's Disease and Ulcerative Colitis: a Prospect NCT06896305 | IRCCS Ospedale San Raffaele | N/A |
| Not Yet Recruiting | A Direct Head-to-head Comparison of Ustekinumab with Infliximab for the Treatment of Ulcerative Colitis NCT06786507 | Helwan University | — |
| Recruiting | Selection and Efficacy-Influencing Factors of First-Line Biologic Agents in Moderate-to-Severe Ulcerative Coli NCT06962020 | Xijing Hospital of Digestive Diseases | — |
| Not Yet Recruiting | Tacrolimus Lipid Suspension for Enema in Adult Subjects with Mild to Moderately Active Left-sided/Distal Ulcer NCT06867042 | Jina Pharmaceuticals Inc. | Phase 2 |
| Recruiting | Assessing Interventions of Diet in IBD NCT06773182 | McMaster University | N/A |
| Not Yet Recruiting | LIV001 in Patients with Mild-to-Moderate Active Ulcerative Colitis (UC) NCT06749795 | Liveome Inc. | Phase 1 |
| Recruiting | A Study to Evaluate the Effect of Fecal Transplant and Dietary Changes on Disease Activity in Patients With Ne NCT06895252 | All India Institute of Medical Sciences | N/A |
| Recruiting | Therapeutic Drug Monitoring for Biological Therapy in Pediatric Inflammatory Bowel Disease NCT06954311 | Medical University Innsbruck | — |
| Recruiting | PROactive and Early Infliximab Monitoring and OPTimization in Inflammatory Bowel Disease NCT06758024 | Pontificia Universidad Catolica de Chile | N/A |
| Recruiting | Family Members At INcreased-risk for Developing Inflammatory Bowel Disease NCT06655415 | Massachusetts General Hospital | — |
| Recruiting | Fluorescence Imaging of Risankizumab-800CW in Inflammatory Bowel Disease NCT06606808 | University Medical Center Groningen | Phase 1 / Phase 2 |
| Completed | Phase 1 Study Evaluating PALI-2108 in Healthy Volunteers and Ulcerative Colitis Patients. NCT06663605 | Palisade Bio | Phase 1 |
| Recruiting | AI-driven Narrow-band Imaging Score for Disease Assessment and Outcome Prediction in Ulcerative Colitis NCT06709209 | University College Cork | — |
| Not Yet Recruiting | Clinical Trial of Zuoqing SAN in Treating Ulcerative Colitis NCT06667934 | The Second Affiliated Hospital of Anhui University of Traditional Chinese Medicine | Phase 1 / Phase 2 |
| Recruiting | TRIOCOL - The Study of Continued Advanced Medical Therapy or Colectomy in Patients With Ulcerative Colitis NCT07347834 | Region Stockholm | — |
| Recruiting | Study of XmAb942 in Healthy Participants and Participants With Ulcerative Colitis NCT06619990 | Xencor, Inc. | Phase 1 / Phase 2 |
| Recruiting | Wild Blueberries in Colitis NCT06698601 | Universität Duisburg-Essen | N/A |
| Not Yet Recruiting | Chinese Spondyloarthritis Inception Cohort (CESPIC) NCT05960864 | Southwest Hospital, China | — |
| Completed | Exploring Multiple Self-Help Interventions to Promote Self-Efficacy and Overcome Disability NCT06646757 | University of Pennsylvania | N/A |
| Recruiting | Development and Validation of a New Paediatric Inflammatory Bowel Disease NUTrition Risk Score (PIBD-NUTS) NCT06723418 | University of Glasgow | — |
| Enrolling By Invitation | Assessment of Non-invasive Tools for Detecting Active Inflammatory Bowel Disease NCT06722456 | Jean-François Beaulieu | — |
| Completed | Impact of the Novel UC-TREAT Diet on the Gut Microbiome and Its Acceptability in Healthy Adults and Adults Wit NCT06998277 | University of Glasgow | N/A |
| Recruiting | Unravelling Intestinal Fibrosis in Ulcerative Colitis NCT06604273 | Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA) | Phase 2 / Phase 3 |
| Recruiting | Study on Eating Habits and Association with "omic" Profiles in Families with a Subject Affected by a Chronic I NCT06862843 | Meyer Children's Hospital IRCCS | — |
| Recruiting | Efficacy and Safety of Vedolizumab Combined With Upadacitinib in Patients With Ulcerative Colitis NCT06095596 | Sixth Affiliated Hospital, Sun Yat-sen University | N/A |
| Recruiting | Alpha Lipoic Acid in Ulcerative Colitis NCT06067698 | Tanta University | N/A |
| Recruiting | FAPi-PET Imaging of in Vivo Fibrosis in Inflammatory Bowel Disease Patients NCT06604260 | Dalia Lartey | Phase 2 |
| Completed | VedAryo® (Vedolizumab) Effectiveness and Safety Evaluation NCT07273760 | AryoGen Pharmed Co. | — |
| Recruiting | Early Inflammatory Bowel Disease Progression NCT06756100 | Pontificia Universidad Catolica de Chile | — |
| Completed | Effectiveness and Safety of Upadacitinib for Acute Severe Ulcerative Colitis NCT07472309 | Xijing Hospital of Digestive Diseases | — |
| Recruiting | Real-World Effectiveness and Safety of Upadacitinib Plus Vedolizumab vs Upadacitinib Monotherapy During Induct NCT07442045 | Sixth Affiliated Hospital, Sun Yat-sen University | — |
| Completed | Upadacitinib for Refractory IBD in Asian Children and Elderly: Age-Stratified Analysis NCT06922331 | Sixth Affiliated Hospital, Sun Yat-sen University | — |
| Unknown | Dose-Evaluation Study of the Efficacy and Safety of TLA Gut™ Leukapheresis Treatment in Patients With Ulcerati NCT04550130 | TLA, Targeted Immunotherapies AB | N/A |
| Recruiting | Use of Psychologist-administered Cognitive Behavioral Therapy (CBT) or Self-administered CBT for the Treatment NCT05377840 | Yale University | N/A |
| Completed | A Study to Evaluate IBI112 in the Treatment of Moderate to Severe Active Ulcerative Colitis NCT05377580 | Innovent Biologics (Suzhou) Co. Ltd. | Phase 2 |
| Recruiting | NORDTREAT Prospective Study on Inflammatory Bowel Disease NCT05414578 | University of Southern Denmark | — |
| Completed | Education Intervention on Vaccination Adherence Among Inflammatory Bowel Disease (IBD) Patients NCT04672161 | Weill Medical College of Cornell University | N/A |
| Enrolling By Invitation | Research for the Precision Medicine in the Treatment of Inflammatory Bowel Disease NCT07166588 | Seoul National University Hospital | — |
| Completed | An Exploration of the Relationship Between Serum Cytokine Levels and the Clinical Efficacy of Vedolizumab NCT06855862 | Second Affiliated Hospital of Wenzhou Medical University | — |
| Terminated | TD-1473 Long-Term Safety (LTS) Ulcerative Colitis (UC) Study NCT03920254 | Theravance Biopharma | Phase 2 / Phase 3 |
| Completed | The Role of CALLY and HAALP in Ulcerative Colitis NCT07236333 | Ataturk University | — |
| Completed | A Study to Evaluate the Effect of Intravenous (IV) Infusions of Risankizumab on Pharmacokinetics of Cytochome NCT04254783 | AbbVie | Phase 1 |
| Completed | The Association Between Interleukin-7 Receptor Gene Polymorphism and the Risk of Ulcerative Colitis NCT07398586 | Second Affiliated Hospital of Wenzhou Medical University | Phase 4 |
| Completed | Comparative Outcomes of Ulcerative Colitis Patients With Mayo Endoscopic Score 1 and Histologic Activity Versu NCT07188727 | IRCCS San Raffaele | — |
| Suspended | A Non-Interventional Pilot Study to Explore the Role of Gut Flora in Disease NCT04031469 | ProgenaBiome | — |
| Completed | A Study to Investigate How Well Ravagalimab (ABBV-323) Works and How Safe it is in Participants With Moderate NCT03695185 | AbbVie | Phase 2 |
| Terminated | Efficacy & Safety of TD-1473 in Ulcerative Colitis NCT03758443 | Theravance Biopharma | Phase 2 / Phase 3 |
| Completed | A Study of the Efficacy and Safety of Upadacitinib (ABT-494) in Participants With Moderately to Severely Activ NCT03653026 | AbbVie | Phase 3 |
| Unknown | Chronic Inflammatory Disease, Lifestyle and Risk of Disease NCT03456206 | University of Southern Denmark | — |
| Active Not Recruiting | A Study to Assess the Efficacy and Safety of Risankizumab in Participants With Ulcerative Colitis NCT03398135 | AbbVie | Phase 3 |
| Unknown | Adipose Mesenchymal Stem Cells (AMSC) for Treatment of Ulcerative Colitis NCT03609905 | Liaocheng People's Hospital | Phase 1 / Phase 2 |
| Recruiting | CEDUR - German IBD Registry NCT07319442 | ImmunoRegister gUG | — |
| Completed | A Multicenter, Randomized, Double-Blind, Placebo Controlled Induction Study to Evaluate the Efficacy and Safet NCT03398148 | AbbVie | Phase 2 / Phase 3 |
| Completed | Observational, Real World Study Of Inflectra In Patients With Inflammatory Bowel Disease NCT03801928 | Pfizer | — |
| Completed | Impact of AbbVie Care Patient Support Program on Clinical, Health Economic and Patient Reported Outcomes, in C NCT03223012 | AbbVie | — |
| Active Not Recruiting | A Study to Evaluate the Long-Term Safety and Efficacy of Upadacitinib (ABT-494) in Participants With Ulcerativ NCT03006068 | AbbVie | Phase 3 |
| Completed | Faecal Calprotectin as a Potential Non-invasive Inflammatory Marker in Pregnancy and Inflammatory Bowel Diseas NCT02778464 | The Royal Wolverhampton Hospitals NHS Trust | — |
| Completed | A Study to Evaluate the Safety and Efficacy of Upadacitinib (ABT-494) for Induction and Maintenance Therapy in NCT02819635 | AbbVie | Phase 2 / Phase 3 |
| Completed | Assessing Effectiveness of Adalimumab for Treating Ulcerative Colitis in Real Life Conditions NCT02738125 | AbbVie | — |
| Completed | Use of a Novel Diet (UC DIET) for Treatment of Mild to Moderate Active Pediatric Ulcerative Colitis NCT02345733 | Prof. Arie Levine | Phase 4 |
| Terminated | Use of the Ulcerative Colitis Diet for Induction of Remission NCT02217722 | Prof. Arie Levine | N/A |
| Withdrawn | A Blood and Tissue Sample Collection Study of Patients Who Have Inflammatory Bowel Disease, Who Have Been Trea NCT02087878 | AbbVie | — |
| Completed | Study to Evaluate the Safety and Efficacy of Two Adalimumab Dosing Regimens in Subjects With Moderate to Sever NCT02065622 | AbbVie | Phase 3 |
| Completed | Fecal Microbiota Transplantation in Pediatric Patients NCT02108821 | Children's Mercy Hospital Kansas City | Phase 1 |
| Completed | Early Serum Infliximab Levels in Severe Ulcerative Colitis. NCT01971814 | University of California, San Francisco | Phase 1 |
| Active Not Recruiting | A Long-Term Registry of Humira® (Adalimumab) in Patients With Moderately to Severely Active Ulcerative Colitis NCT01848561 | AbbVie | — |
| Unknown | Utilization of NBi in Assessing Luminal INflammaion in IBD (UNBLIND) NCT02049775 | The Leeds Teaching Hospitals NHS Trust | N/A |
| Completed | Supplementation of Vitamin D3 in Patients With Inflammatory Bowel Diseases and Hypovitaminosis D NCT01877577 | University of California, San Francisco | N/A |
| Completed | Anal Human Papillomavirus in Inflammatory Bowel Disease Study NCT01364896 | University of Pittsburgh | — |
| Recruiting | German Spondyloarthritis Inception Cohort NCT01277419 | Charite University, Berlin, Germany | — |
| No Longer Available | Expanded Access to Risankizumab NCT03914261 | AbbVie | — |