Clinical trials
Completed Phase 2 Pain trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
374 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 4 |
| 2001 | 4 |
| 2002 | 6 |
| 2003 | 9 |
| 2004 | 16 |
| 2005 | 13 |
| 2006 | 23 |
| 2007 | 20 |
| 2008 | 12 |
| 2009 | 33 |
| 2010 | 17 |
| 2011 | 26 |
| 2012 | 23 |
| 2013 | 22 |
| 2014 | 26 |
| 2015 | 17 |
| 2016 | 13 |
| 2017 | 11 |
| 2018 | 10 |
| 2019 | 12 |
| 2020 | 8 |
| 2021 | 11 |
| 2022 | 12 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 2 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 374 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Institute of Dental and Craniofacial Research (NIDCR) | 9 |
| Pacira Pharmaceuticals, Inc | 9 |
| AbbVie (prior sponsor, Abbott) | 7 |
| Cairo University | 6 |
| Pfizer | 6 |
| AstraZeneca | 5 |
| Johns Hopkins University | 5 |
| Montefiore Medical Center | 5 |
| Wake Forest University Health Sciences | 5 |
| BioDelivery Sciences International | 4 |
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 | 374 |
| Osteoarthritis | 30 |
| Agnosia | 27 |
| Postoperative Pain | 27 |
| Osteoarthritis, Knee | 24 |
| Neoplasms | 19 |
| Diabetic Neuropathies | 16 |
| Neuralgia | 16 |
| Chronic Pain | 15 |
| Inflammation | 15 |
Trials
Showing 1 to 25 of 374. Each trial links to its page on Pharma Observatory.
274 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
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.