Clinical trials
Terminated Parkinson Disease trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
244 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2001 | 1 |
| 2002 | 3 |
| 2003 | 4 |
| 2004 | 5 |
| 2005 | 2 |
| 2006 | 5 |
| 2007 | 12 |
| 2008 | 13 |
| 2009 | 10 |
| 2010 | 7 |
| 2011 | 7 |
| 2012 | 7 |
| 2013 | 17 |
| 2014 | 12 |
| 2015 | 16 |
| 2016 | 19 |
| 2017 | 12 |
| 2018 | 16 |
| 2019 | 23 |
| 2020 | 13 |
| 2021 | 16 |
| 2022 | 11 |
| 2023 | 5 |
| 2025 | 3 |
| 2026 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Terminated | 244 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Institute of Neurological Disorders and Stroke (NINDS) | 6 |
| University Hospital, Montpellier | 6 |
| Pfizer | 5 |
| University Hospital, Grenoble | 5 |
| Eisai Inc. | 4 |
| Fondation Ophtalmologique Adolphe de Rothschild | 4 |
| Oregon Health and Science University | 4 |
| Amsterdam UMC, location VUmc | 3 |
| Biogen | 3 |
| Institute for Neurodegenerative Disorders | 3 |
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 | 244 |
| Dyskinesias | 17 |
| Parkinsonian Disorders | 12 |
| Movement Disorders | 11 |
| Alzheimer Disease | 10 |
| Multiple Sclerosis | 6 |
| Cognitive Dysfunction | 5 |
| Epilepsy | 4 |
| Essential Tremor | 4 |
| Huntington Disease | 4 |
Trials
Showing 51 to 75 of 244. Each trial links to its page on Pharma Observatory.
144 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.
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.