Clinical trials
Completed Irritable Bowel Syndrome trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
194 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2003 | 6 |
| 2004 | 5 |
| 2005 | 4 |
| 2006 | 10 |
| 2007 | 8 |
| 2008 | 12 |
| 2009 | 17 |
| 2010 | 18 |
| 2011 | 5 |
| 2012 | 9 |
| 2013 | 5 |
| 2014 | 10 |
| 2015 | 5 |
| 2016 | 8 |
| 2017 | 10 |
| 2018 | 11 |
| 2019 | 12 |
| 2020 | 8 |
| 2021 | 5 |
| 2022 | 6 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 7 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 194 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Mayo Clinic | 16 |
| University of California, Los Angeles | 10 |
| Baylor College of Medicine | 8 |
| University of Michigan | 7 |
| University of North Carolina, Chapel Hill | 7 |
| Bausch Health Americas, Inc. | 6 |
| GlaxoSmithKline | 6 |
| Beth Israel Deaconess Medical Center | 5 |
| Georgetown University | 4 |
| Furiex Pharmaceuticals, Inc | 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 | 194 |
| Abdominal Pain | 24 |
| Diarrhea | 22 |
| Constipation | 17 |
| Fibromyalgia | 13 |
| Gastrointestinal Diseases | 12 |
| Inflammatory Bowel Diseases | 10 |
| Ichthyosis Bullosa of Siemens | 7 |
| Pain | 7 |
| Anxiety Disorders | 6 |
Trials
Showing 1 to 25 of 194. Each trial links to its page on Pharma Observatory.
94 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
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.