Clinical trials
Phase 2 Pain trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
572 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 4 |
| 2001 | 4 |
| 2002 | 7 |
| 2003 | 9 |
| 2004 | 19 |
| 2005 | 16 |
| 2006 | 39 |
| 2007 | 26 |
| 2008 | 19 |
| 2009 | 47 |
| 2010 | 24 |
| 2011 | 32 |
| 2012 | 30 |
| 2013 | 28 |
| 2014 | 37 |
| 2015 | 26 |
| 2016 | 19 |
| 2017 | 17 |
| 2018 | 14 |
| 2019 | 19 |
| 2020 | 15 |
| 2021 | 21 |
| 2022 | 21 |
| 2023 | 13 |
| 2024 | 17 |
| 2025 | 18 |
| 2026 | 12 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 374 |
| Terminated | 74 |
| Unknown status | 50 |
| Withdrawn | 26 |
| Recruiting | 24 |
| Not yet recruiting | 12 |
| Active, not recruiting | 9 |
| Suspended | 3 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Pfizer | 16 |
| Pacira Pharmaceuticals, Inc | 12 |
| National Institute of Dental and Craniofacial Research (NIDCR) | 10 |
| AstraZeneca | 8 |
| Cairo University | 8 |
| AbbVie (prior sponsor, Abbott) | 7 |
| GlaxoSmithKline | 6 |
| Memorial Sloan Kettering Cancer Center | 6 |
| Montefiore Medical Center | 6 |
| NeurogesX | 6 |
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 | 572 |
| Osteoarthritis | 43 |
| Agnosia | 38 |
| Postoperative Pain | 37 |
| Osteoarthritis, Knee | 36 |
| Neuralgia | 33 |
| Chronic Pain | 30 |
| Neoplasms | 30 |
| Anxiety Disorders | 20 |
| Diabetic Neuropathies | 20 |
Trials
Showing 76 to 100 of 572. Each trial links to its page on Pharma Observatory.
472 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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