Clinical trials
Osteoarthritis, Knee trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
780 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2001 | 3 |
| 2002 | 4 |
| 2003 | 7 |
| 2004 | 15 |
| 2005 | 14 |
| 2006 | 16 |
| 2007 | 18 |
| 2008 | 14 |
| 2009 | 22 |
| 2010 | 20 |
| 2011 | 25 |
| 2012 | 26 |
| 2013 | 26 |
| 2014 | 29 |
| 2015 | 35 |
| 2016 | 44 |
| 2017 | 43 |
| 2018 | 54 |
| 2019 | 53 |
| 2020 | 53 |
| 2021 | 60 |
| 2022 | 49 |
| 2023 | 46 |
| 2024 | 31 |
| 2025 | 37 |
| 2026 | 25 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 468 |
| Terminated | 88 |
| Recruiting | 81 |
| Unknown status | 57 |
| Active, not recruiting | 40 |
| Withdrawn | 27 |
| Not yet recruiting | 13 |
| Enrolling by invitation | 4 |
| Suspended | 2 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| University of North Carolina, Chapel Hill | 19 |
| VA Office of Research and Development | 17 |
| Hospital for Special Surgery, New York | 15 |
| Pacira Pharmaceuticals, Inc | 14 |
| Mayo Clinic | 12 |
| Duke University | 11 |
| Northwestern University | 11 |
| University of Iowa | 11 |
| Regeneron Pharmaceuticals | 9 |
| Rush University Medical Center | 9 |
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 |
|---|---|
| Osteoarthritis, Knee | 780 |
| Osteoarthritis | 247 |
| Pain | 65 |
| Osteoarthritis, Hip | 60 |
| Arthritis | 55 |
| Joint Diseases | 23 |
| Chronic Pain | 22 |
| Knee Injuries | 14 |
| Musculoskeletal Diseases | 14 |
| Obesity | 14 |
Trials
Showing 51 to 75 of 780. Each trial links to its page on Pharma Observatory.
680 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.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.