Clinical trials
Observational Irritable Bowel Syndrome trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
189 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 1 |
| 2005 | 1 |
| 2006 | 2 |
| 2007 | 3 |
| 2008 | 7 |
| 2009 | 11 |
| 2010 | 9 |
| 2011 | 13 |
| 2012 | 8 |
| 2013 | 7 |
| 2014 | 7 |
| 2015 | 8 |
| 2016 | 11 |
| 2017 | 12 |
| 2018 | 8 |
| 2019 | 4 |
| 2020 | 6 |
| 2021 | 11 |
| 2022 | 11 |
| 2023 | 14 |
| 2024 | 8 |
| 2025 | 15 |
| 2026 | 7 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 91 |
| Unknown status | 47 |
| Recruiting | 17 |
| Not yet recruiting | 10 |
| Terminated | 8 |
| Enrolling by invitation | 6 |
| Withdrawn | 4 |
| Suspended | 3 |
| Active, not recruiting | 3 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Shandong University | 6 |
| Mayo Clinic | 5 |
| Assiut University | 4 |
| Region Örebro County | 4 |
| Sohag University | 4 |
| University of California, Los Angeles | 4 |
| University of Palermo | 4 |
| Georgetown University | 3 |
| Indiana University | 3 |
| Second Affiliated Hospital of Xi'an Jiaotong University | 3 |
Top conditions
MeSH conditions the trials were registered with, not their broader categories. A condition with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Irritable Bowel Syndrome | 189 |
| Inflammatory Bowel Diseases | 31 |
| Colitis, Ulcerative | 24 |
| Crohn Disease | 20 |
| Fibromyalgia | 17 |
| Constipation | 15 |
| Celiac Disease | 14 |
| Gastrointestinal Diseases | 13 |
| Abdominal Pain | 12 |
| Fatigue Syndrome, Chronic | 11 |
Trials
Showing 26 to 50 of 189. Each trial links to its page on Pharma Observatory.
89 more trials match. See them on Pharma Observatory
Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
No changes to these trials in the last 7 days.
Go deeper on Pharma Observatory
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