Clinical trials
Phase 1 Acute Pain trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
25 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2010 | 1 |
| 2012 | 1 |
| 2013 | 1 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 2 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 1 |
| 2026 | 2 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 16 |
| Withdrawn | 3 |
| Terminated | 2 |
| Unknown status | 2 |
| Not yet recruiting | 1 |
| Recruiting | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Grünenthal GmbH | 2 |
| Lotus Clinical Research, LLC | 2 |
| Rhode Island Hospital | 2 |
| Sparian Biosciences, Inc | 2 |
| University of California, San Francisco | 2 |
| Brigham and Women's Hospital | 1 |
| Denver Health and Hospital Authority | 1 |
| Elysium Therapeutics, Inc. | 1 |
| George Washington University | 1 |
| Mallinckrodt | 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 |
|---|---|
| Acute Pain | 25 |
| Opioid-Related Disorders | 4 |
| Pain | 4 |
| Agnosia | 3 |
| Postoperative Pain | 3 |
| Chronic Pain | 2 |
| Rib Fractures | 2 |
| Anemia, Sickle Cell | 1 |
| Hemoglobin SC Disease | 1 |
| Narcotic-Related Disorders | 1 |
Trials
Showing 1 to 25 of 25. 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
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.