Clinical trials
Phase 2 Irritable Bowel Syndrome trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
65 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2001 | 1 |
| 2003 | 2 |
| 2004 | 4 |
| 2005 | 3 |
| 2006 | 6 |
| 2007 | 4 |
| 2008 | 2 |
| 2009 | 6 |
| 2010 | 7 |
| 2011 | 1 |
| 2012 | 3 |
| 2013 | 2 |
| 2014 | 1 |
| 2015 | 2 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 3 |
| 2025 | 1 |
| 2026 | 5 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 45 |
| Terminated | 9 |
| Recruiting | 7 |
| Active, not recruiting | 1 |
| Suspended | 1 |
| Not yet recruiting | 1 |
| Unknown status | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Mayo Clinic | 6 |
| Bausch Health Americas, Inc. | 5 |
| GlaxoSmithKline | 3 |
| Ironwood Pharmaceuticals, Inc. | 3 |
| Eli Lilly and Company | 2 |
| Lexicon Pharmaceuticals | 2 |
| Ono Pharma USA Inc | 2 |
| 4D pharma plc | 1 |
| AbbVie | 1 |
| Allergan | 1 |
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 | 65 |
| Diarrhea | 12 |
| Abdominal Pain | 8 |
| Constipation | 5 |
| Gastrointestinal Diseases | 3 |
| Colonic Diseases | 2 |
| Fatigue Syndrome, Chronic | 2 |
| Fibromyalgia | 2 |
| Ichthyosis Bullosa of Siemens | 2 |
| Migraine Disorders | 2 |
Trials
Showing 1 to 25 of 65. Each trial links to its page 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.