Clinical trials
Observational Crohn Disease trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
654 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 5 |
| 2003 | 7 |
| 2004 | 5 |
| 2005 | 6 |
| 2006 | 5 |
| 2007 | 13 |
| 2008 | 8 |
| 2009 | 14 |
| 2010 | 22 |
| 2011 | 27 |
| 2012 | 25 |
| 2013 | 20 |
| 2014 | 26 |
| 2015 | 29 |
| 2016 | 22 |
| 2017 | 30 |
| 2018 | 32 |
| 2019 | 44 |
| 2020 | 39 |
| 2021 | 47 |
| 2022 | 45 |
| 2023 | 41 |
| 2024 | 45 |
| 2025 | 42 |
| 2026 | 45 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 300 |
| Unknown status | 119 |
| Recruiting | 111 |
| Not yet recruiting | 39 |
| Terminated | 34 |
| Active, not recruiting | 24 |
| Withdrawn | 15 |
| Enrolling by invitation | 8 |
| Suspended | 4 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Takeda | 34 |
| AbbVie | 19 |
| Sixth Affiliated Hospital, Sun Yat-sen University | 14 |
| Second Affiliated Hospital of Wenzhou Medical University | 13 |
| Merck Sharp & Dohme LLC | 11 |
| Chinese University of Hong Kong | 10 |
| Second Affiliated Hospital, Zhejiang University, School of Medicine | 9 |
| University Hospital, Lille | 8 |
| University of Erlangen-Nürnberg Medical School | 8 |
| AbbVie (prior sponsor, Abbott) | 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 |
|---|---|
| Crohn Disease | 654 |
| Colitis, Ulcerative | 323 |
| Inflammatory Bowel Diseases | 241 |
| Arthritis, Rheumatoid | 45 |
| Spondylitis, Ankylosing | 30 |
| Arthritis, Psoriatic | 29 |
| Psoriasis | 28 |
| Irritable Bowel Syndrome | 20 |
| Celiac Disease | 16 |
| Colorectal Neoplasms | 16 |
Trials
Showing 51 to 75 of 654. Each trial links to its page on Pharma Observatory.
554 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.
Go deeper on Pharma Observatory
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