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| Withdrawn | 107 |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 1 to 25 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.