Clinical trials
Terminated Chronic Pain trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
140 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2002 | 1 |
| 2004 | 2 |
| 2005 | 2 |
| 2006 | 6 |
| 2007 | 2 |
| 2008 | 5 |
| 2009 | 7 |
| 2010 | 7 |
| 2011 | 2 |
| 2012 | 3 |
| 2013 | 8 |
| 2014 | 8 |
| 2015 | 7 |
| 2016 | 9 |
| 2017 | 9 |
| 2018 | 16 |
| 2019 | 13 |
| 2020 | 9 |
| 2021 | 6 |
| 2022 | 4 |
| 2023 | 8 |
| 2024 | 5 |
| 2025 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Terminated | 140 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Boston Scientific Corporation | 6 |
| Grünenthal GmbH | 5 |
| Massachusetts General Hospital | 5 |
| University of Texas Southwestern Medical Center | 3 |
| University of Utah | 3 |
| Wake Forest University Health Sciences | 3 |
| ZARS Pharma Inc. | 3 |
| Abbott Medical Devices | 2 |
| Baylor College of Medicine | 2 |
| Indiana University | 2 |
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 |
|---|---|
| Chronic Pain | 140 |
| Pain | 29 |
| Opioid-Related Disorders | 11 |
| Back Pain | 10 |
| Neuralgia | 10 |
| Agnosia | 6 |
| Fibromyalgia | 6 |
| Low Back Pain | 6 |
| Neoplasms | 5 |
| Postoperative Pain | 5 |
Trials
Showing 26 to 50 of 140. Each trial links to its page on Pharma Observatory.
40 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
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