Clinical trials
Phase 1 Chronic Pain trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
59 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2003 | 1 |
| 2004 | 1 |
| 2006 | 2 |
| 2007 | 2 |
| 2010 | 2 |
| 2011 | 4 |
| 2013 | 1 |
| 2014 | 2 |
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 6 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 4 |
| 2026 | 2 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 39 |
| Recruiting | 5 |
| Terminated | 4 |
| Active, not recruiting | 4 |
| Not yet recruiting | 3 |
| Unknown status | 3 |
| Enrolling by invitation | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Stanford University | 5 |
| Medical University of South Carolina | 3 |
| VA Office of Research and Development | 3 |
| Centrexion Therapeutics | 2 |
| Johns Hopkins University | 2 |
| University of California, San Diego | 2 |
| University of Minnesota | 2 |
| University of Utah | 2 |
| Yale University | 2 |
| Advanced Pain and Rehab Specialists | 1 |
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 | 59 |
| Pain | 13 |
| Opioid-Related Disorders | 11 |
| Nociceptive Pain | 5 |
| Low Back Pain | 4 |
| Neuralgia | 4 |
| Agnosia | 3 |
| Pancreatitis, Chronic | 3 |
| Acute Pain | 2 |
| Complex Regional Pain Syndromes | 2 |
Trials
Showing 1 to 25 of 59. 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
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