Clinical trials
Irritable Bowel Syndrome trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
292 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 2 |
| 2002 | 1 |
| 2003 | 6 |
| 2004 | 6 |
| 2005 | 4 |
| 2006 | 11 |
| 2007 | 10 |
| 2008 | 13 |
| 2009 | 21 |
| 2010 | 20 |
| 2011 | 9 |
| 2012 | 12 |
| 2013 | 9 |
| 2014 | 15 |
| 2015 | 6 |
| 2016 | 11 |
| 2017 | 13 |
| 2018 | 13 |
| 2019 | 16 |
| 2020 | 12 |
| 2021 | 12 |
| 2022 | 12 |
| 2023 | 14 |
| 2024 | 9 |
| 2025 | 16 |
| 2026 | 15 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 194 |
| Terminated | 33 |
| Recruiting | 29 |
| Unknown status | 12 |
| Not yet recruiting | 8 |
| Withdrawn | 6 |
| Enrolling by invitation | 4 |
| Suspended | 3 |
| Active, not recruiting | 3 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Mayo Clinic | 19 |
| University of California, Los Angeles | 11 |
| University of Michigan | 10 |
| Baylor College of Medicine | 9 |
| Beth Israel Deaconess Medical Center | 7 |
| GlaxoSmithKline | 7 |
| University of North Carolina, Chapel Hill | 7 |
| Bausch Health Americas, Inc. | 6 |
| Stanford University | 6 |
| Massachusetts General Hospital | 5 |
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 | 292 |
| Abdominal Pain | 40 |
| Diarrhea | 30 |
| Constipation | 22 |
| Fibromyalgia | 17 |
| Gastrointestinal Diseases | 16 |
| Inflammatory Bowel Diseases | 16 |
| Colitis, Ulcerative | 14 |
| Crohn Disease | 14 |
| Anxiety Disorders | 11 |
Trials
Showing 51 to 75 of 292. Each trial links to its page on Pharma Observatory.
192 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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