Clinical trials
Phase 4 Chronic Pain trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
118 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2004 | 3 |
| 2005 | 3 |
| 2006 | 2 |
| 2007 | 3 |
| 2008 | 4 |
| 2009 | 3 |
| 2010 | 9 |
| 2011 | 2 |
| 2012 | 5 |
| 2013 | 5 |
| 2014 | 11 |
| 2015 | 4 |
| 2016 | 6 |
| 2017 | 5 |
| 2018 | 7 |
| 2019 | 14 |
| 2020 | 2 |
| 2021 | 5 |
| 2022 | 5 |
| 2023 | 5 |
| 2024 | 7 |
| 2025 | 2 |
| 2026 | 3 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 73 |
| Unknown status | 13 |
| Terminated | 12 |
| Recruiting | 7 |
| Withdrawn | 5 |
| Active, not recruiting | 3 |
| Suspended | 2 |
| Not yet recruiting | 2 |
| Enrolling by invitation | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Boston Scientific Corporation | 3 |
| Fondazione IRCCS Policlinico San Matteo di Pavia | 3 |
| Hospital for Special Surgery, New York | 3 |
| Stanford University | 3 |
| Wake Forest University Health Sciences | 3 |
| Copenhagen University Hospital, Hvidovre | 2 |
| Endeavor Health | 2 |
| Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) | 2 |
| Groene Hart Ziekenhuis | 2 |
| Insel Gruppe AG, University Hospital Bern | 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 | 118 |
| Postoperative Pain | 15 |
| Pain | 13 |
| Acute Pain | 12 |
| Back Pain | 7 |
| Low Back Pain | 6 |
| Opioid-Related Disorders | 6 |
| Osteoarthritis | 6 |
| Osteoarthritis, Knee | 6 |
| Agnosia | 5 |
Trials
Showing 26 to 50 of 118. Each trial links to its page on Pharma Observatory.
18 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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