Clinical trials
Phase 3 Pain trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
320 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2001 | 3 |
| 2002 | 7 |
| 2003 | 6 |
| 2004 | 8 |
| 2005 | 28 |
| 2006 | 29 |
| 2007 | 19 |
| 2008 | 23 |
| 2009 | 16 |
| 2010 | 16 |
| 2011 | 19 |
| 2012 | 9 |
| 2013 | 16 |
| 2014 | 13 |
| 2015 | 16 |
| 2016 | 19 |
| 2017 | 9 |
| 2018 | 13 |
| 2019 | 7 |
| 2020 | 7 |
| 2021 | 6 |
| 2022 | 3 |
| 2023 | 7 |
| 2024 | 2 |
| 2025 | 2 |
| 2026 | 8 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 238 |
| Terminated | 48 |
| Recruiting | 12 |
| Unknown status | 9 |
| Withdrawn | 7 |
| Not yet recruiting | 3 |
| Active, not recruiting | 2 |
| Enrolling by invitation | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Pfizer | 18 |
| ZARS Pharma Inc. | 12 |
| Bausch & Lomb Incorporated | 11 |
| Alliance for Clinical Trials in Oncology | 9 |
| Pacira Pharmaceuticals, Inc | 8 |
| Johnson & Johnson Pharmaceutical Research & Development, L.L.C. | 6 |
| Baudax Bio | 5 |
| BioDelivery Sciences International | 5 |
| Cephalon | 5 |
| Jazz Pharmaceuticals | 5 |
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 | 320 |
| Osteoarthritis | 27 |
| Postoperative Pain | 27 |
| Agnosia | 22 |
| Inflammation | 17 |
| Fibromyalgia | 16 |
| Neoplasms | 16 |
| Chronic Pain | 13 |
| Cataract | 12 |
| Acute Pain | 11 |
Trials
Showing 1 to 25 of 320. Each trial links to its page on Pharma Observatory.
220 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.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.