Clinical trials
Withdrawn Phase 2 Pain trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
26 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2006 | 4 |
| 2007 | 1 |
| 2009 | 1 |
| 2010 | 1 |
| 2012 | 1 |
| 2013 | 1 |
| 2014 | 3 |
| 2015 | 1 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2025 | 2 |
| 2026 | 2 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Withdrawn | 26 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Baylor College of Medicine | 2 |
| Albert Einstein College of Medicine | 1 |
| Hoffmann-La Roche | 1 |
| James J. Peters Veterans Affairs Medical Center | 1 |
| Jeff Taekman, M.D. | 1 |
| Kenneth Hargreaves | 1 |
| Khashayar Vaziri | 1 |
| Labtec GmbH | 1 |
| Medical University of South Carolina | 1 |
| Multidisciplinary Association for Psychedelic Studies | 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 |
|---|---|
| Pain | 26 |
| Anxiety Disorders | 3 |
| Chronic Pain | 3 |
| Neoplasms | 2 |
| Acute Pain | 1 |
| Agnosia | 1 |
| Bone Neoplasms | 1 |
| Burns | 1 |
| Dysmenorrhea | 1 |
| Endometriosis | 1 |
Trials
Showing 1 to 25 of 26. 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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