Clinical trials
Parkinson Disease trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
4,465 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 17 |
| 2001 | 16 |
| 2002 | 30 |
| 2003 | 42 |
| 2004 | 58 |
| 2005 | 54 |
| 2006 | 93 |
| 2007 | 95 |
| 2008 | 74 |
| 2009 | 128 |
| 2010 | 109 |
| 2011 | 122 |
| 2012 | 126 |
| 2013 | 154 |
| 2014 | 167 |
| 2015 | 191 |
| 2016 | 187 |
| 2017 | 201 |
| 2018 | 224 |
| 2019 | 282 |
| 2020 | 239 |
| 2021 | 322 |
| 2022 | 282 |
| 2023 | 297 |
| 2024 | 291 |
| 2025 | 309 |
| 2026 | 288 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 2,336 |
| Unknown status | 710 |
| Recruiting | 622 |
| Terminated | 244 |
| Not yet recruiting | 203 |
| Active, not recruiting | 148 |
| Withdrawn | 107 |
| Enrolling by invitation | 76 |
| Suspended | 12 |
| No longer available | 5 |
| Temporarily not available | 1 |
| Available | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Institute of Neurological Disorders and Stroke (NINDS) | 63 |
| Bial - Portela C S.A. | 56 |
| Boehringer Ingelheim | 42 |
| VA Office of Research and Development | 42 |
| University of Florida | 41 |
| Oregon Health and Science University | 36 |
| Radboud University Medical Center | 34 |
| University Hospital, Toulouse | 33 |
| University of Colorado, Denver | 33 |
| University of Minnesota | 33 |
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 |
|---|---|
| Parkinson Disease | 4,465 |
| Parkinsonian Disorders | 163 |
| Movement Disorders | 160 |
| Alzheimer Disease | 126 |
| Cognitive Dysfunction | 124 |
| Neurodegenerative Diseases | 112 |
| Dyskinesias | 107 |
| Multiple System Atrophy | 98 |
| Multiple Sclerosis | 97 |
| Essential Tremor | 95 |
Trials
Showing 76 to 100 of 4,465. Each trial links to its page on Pharma Observatory.
4,365 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.