Clinical trials
Completed Osteoarthritis, Knee trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,787 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 3 |
| 2001 | 4 |
| 2002 | 10 |
| 2003 | 16 |
| 2004 | 23 |
| 2005 | 23 |
| 2006 | 29 |
| 2007 | 33 |
| 2008 | 38 |
| 2009 | 38 |
| 2010 | 55 |
| 2011 | 72 |
| 2012 | 64 |
| 2013 | 73 |
| 2014 | 83 |
| 2015 | 87 |
| 2016 | 111 |
| 2017 | 109 |
| 2018 | 132 |
| 2019 | 112 |
| 2020 | 115 |
| 2021 | 137 |
| 2022 | 126 |
| 2023 | 126 |
| 2024 | 79 |
| 2025 | 65 |
| 2026 | 7 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 1,787 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Riphah International University | 50 |
| Istituto Ortopedico Rizzoli | 18 |
| University of North Carolina, Chapel Hill | 17 |
| Pacira Pharmaceuticals, Inc | 13 |
| Thammasat University | 13 |
| Zimmer Biomet | 13 |
| Cairo University | 12 |
| Pfizer | 12 |
| Hacettepe University | 11 |
| Chinese University of Hong Kong | 10 |
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 | 1,787 |
| Osteoarthritis | 421 |
| Pain | 173 |
| Osteoarthritis, Hip | 91 |
| Arthritis | 56 |
| Joint Diseases | 38 |
| Chronic Pain | 34 |
| Postoperative Pain | 27 |
| Agnosia | 24 |
| Musculoskeletal Diseases | 22 |
Trials
Showing 1 to 25 of 1,787. Each trial links to its page on Pharma Observatory.
1,687 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.