Clinical trials
Terminated Observational Pain trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
40 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2001 | 1 |
| 2003 | 1 |
| 2005 | 2 |
| 2007 | 6 |
| 2008 | 1 |
| 2009 | 2 |
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 1 |
| 2013 | 3 |
| 2014 | 1 |
| 2015 | 5 |
| 2016 | 1 |
| 2017 | 7 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2023 | 1 |
| 2024 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Terminated | 40 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| KM Clinical Research Group | 2 |
| Mclean Hospital | 2 |
| Wake Forest University Health Sciences | 2 |
| AbbVie | 1 |
| Algos Clinical Development Thomas L. Yearwood, MD, PhD | 1 |
| Alza Corporation, DE, USA | 1 |
| Assistance Publique - Hôpitaux de Paris | 1 |
| Bracane Company | 1 |
| Brigham and Women's Hospital | 1 |
| Duke University | 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 |
|---|---|
| Pain | 40 |
| Back Pain | 4 |
| Chronic Pain | 4 |
| Postoperative Pain | 4 |
| Osteoarthritis | 3 |
| Opioid-Related Disorders | 2 |
| Osteoarthritis, Knee | 2 |
| Acute Pain | 1 |
| Agnosia | 1 |
| Anemia, Sickle Cell | 1 |
Trials
Showing 1 to 25 of 40. 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
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