Clinical trials
Completed Irritable Bowel Syndrome trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
585 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2001 | 2 |
| 2002 | 4 |
| 2003 | 9 |
| 2004 | 10 |
| 2005 | 12 |
| 2006 | 19 |
| 2007 | 14 |
| 2008 | 32 |
| 2009 | 34 |
| 2010 | 33 |
| 2011 | 26 |
| 2012 | 27 |
| 2013 | 28 |
| 2014 | 28 |
| 2015 | 25 |
| 2016 | 34 |
| 2017 | 39 |
| 2018 | 37 |
| 2019 | 27 |
| 2020 | 22 |
| 2021 | 30 |
| 2022 | 27 |
| 2023 | 27 |
| 2024 | 16 |
| 2025 | 16 |
| 2026 | 2 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 585 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Mayo Clinic | 16 |
| GlaxoSmithKline | 13 |
| Sahlgrenska University Hospital | 13 |
| University of California, Los Angeles | 12 |
| Karolinska Institutet | 11 |
| Maastricht University Medical Center | 11 |
| Astellas Pharma Inc | 9 |
| University of Nottingham | 9 |
| Baylor College of Medicine | 8 |
| University of Aarhus | 7 |
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 | 585 |
| Abdominal Pain | 52 |
| Diarrhea | 46 |
| Gastrointestinal Diseases | 39 |
| Constipation | 36 |
| Fibromyalgia | 25 |
| Inflammatory Bowel Diseases | 21 |
| Anxiety Disorders | 16 |
| Ichthyosis Bullosa of Siemens | 14 |
| Celiac Disease | 13 |
Trials
Showing 26 to 50 of 585. Each trial links to its page on Pharma Observatory.
485 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.