Clinical trials
Completed Phase 4 Chronic Pain trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
73 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2004 | 3 |
| 2005 | 3 |
| 2006 | 1 |
| 2007 | 2 |
| 2008 | 4 |
| 2009 | 2 |
| 2010 | 4 |
| 2011 | 1 |
| 2012 | 5 |
| 2013 | 2 |
| 2014 | 10 |
| 2015 | 3 |
| 2016 | 5 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 9 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 73 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Wake Forest University Health Sciences | 3 |
| Boston Scientific Corporation | 2 |
| Copenhagen University Hospital, Hvidovre | 2 |
| Endeavor Health | 2 |
| Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) | 2 |
| Hospital for Special Surgery, New York | 2 |
| Insel Gruppe AG, University Hospital Bern | 2 |
| Mahidol University | 2 |
| Tanta University | 2 |
| University Tunis El Manar | 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 | 73 |
| Postoperative Pain | 11 |
| Pain | 8 |
| Acute Pain | 7 |
| Low Back Pain | 5 |
| Osteoarthritis | 5 |
| Osteoarthritis, Knee | 4 |
| Agnosia | 3 |
| Back Pain | 3 |
| Hyperalgesia | 3 |
Trials
Showing 1 to 25 of 73. 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.