Clinical trials
Phase 2 Acute Pain trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
53 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2001 | 1 |
| 2004 | 2 |
| 2006 | 1 |
| 2007 | 2 |
| 2009 | 1 |
| 2011 | 3 |
| 2012 | 2 |
| 2013 | 2 |
| 2014 | 3 |
| 2015 | 1 |
| 2017 | 4 |
| 2018 | 5 |
| 2019 | 5 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 4 |
| 2025 | 2 |
| 2026 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 38 |
| Terminated | 5 |
| Recruiting | 4 |
| Withdrawn | 4 |
| Unknown status | 2 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Vertex Pharmaceuticals Incorporated | 5 |
| Cara Therapeutics, Inc. | 3 |
| National Institute of Dental and Craniofacial Research (NIDCR) | 3 |
| Albert Einstein College of Medicine | 2 |
| Eli Lilly and Company | 2 |
| Grünenthal GmbH | 2 |
| Latigo Biotherapeutics | 2 |
| Montefiore Medical Center | 2 |
| Rutgers, The State University of New Jersey | 2 |
| Wake Forest University Health Sciences | 2 |
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 | 53 |
| Pain | 9 |
| Postoperative Pain | 7 |
| Chronic Pain | 4 |
| Bunion | 3 |
| Emergencies | 3 |
| Toothache | 2 |
| Visceral Pain | 2 |
| Agnosia | 1 |
| Anemia, Sickle Cell | 1 |
Trials
Showing 1 to 25 of 53. 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.