Clinical trials
Completed Phase 3 Chronic Pain trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
87 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 5 |
| 2001 | 2 |
| 2002 | 4 |
| 2003 | 4 |
| 2004 | 4 |
| 2006 | 3 |
| 2007 | 7 |
| 2008 | 7 |
| 2009 | 6 |
| 2010 | 5 |
| 2011 | 4 |
| 2012 | 7 |
| 2013 | 5 |
| 2015 | 6 |
| 2016 | 4 |
| 2017 | 3 |
| 2018 | 2 |
| 2021 | 2 |
| 2023 | 1 |
| 2024 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 87 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Purdue Pharma LP | 10 |
| Pfizer | 6 |
| Bausch Health Americas, Inc. | 5 |
| Janssen Pharmaceutical K.K. | 5 |
| BioDelivery Sciences International | 4 |
| Endo USA Inc., a Keenova Therapeutics Company | 4 |
| Johnson & Johnson Pharmaceutical Research & Development, L.L.C. | 4 |
| Grünenthal GmbH | 3 |
| Cephalon | 2 |
| Mallinckrodt | 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 | 87 |
| Low Back Pain | 22 |
| Pain | 18 |
| Osteoarthritis | 14 |
| Back Pain | 10 |
| Fibromyalgia | 5 |
| Neuralgia | 4 |
| Osteoarthritis, Knee | 4 |
| Postoperative Pain | 3 |
| Arthralgia | 2 |
Trials
Showing 1 to 25 of 87. 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.