Clinical trials
Completed Alzheimer Disease trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
2,095 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 18 |
| 2001 | 18 |
| 2002 | 18 |
| 2003 | 37 |
| 2004 | 42 |
| 2005 | 40 |
| 2006 | 52 |
| 2007 | 90 |
| 2008 | 83 |
| 2009 | 107 |
| 2010 | 89 |
| 2011 | 84 |
| 2012 | 88 |
| 2013 | 83 |
| 2014 | 86 |
| 2015 | 104 |
| 2016 | 111 |
| 2017 | 98 |
| 2018 | 123 |
| 2019 | 140 |
| 2020 | 111 |
| 2021 | 120 |
| 2022 | 127 |
| 2023 | 71 |
| 2024 | 74 |
| 2025 | 28 |
| 2026 | 5 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 2,095 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Pfizer | 46 |
| Avid Radiopharmaceuticals | 38 |
| Eli Lilly and Company | 32 |
| Wyeth is now a wholly owned subsidiary of Pfizer | 30 |
| National Institute on Aging (NIA) | 29 |
| GlaxoSmithKline | 21 |
| Indiana University | 20 |
| Merck Sharp & Dohme LLC | 20 |
| Emory University | 19 |
| University of Washington | 18 |
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 |
|---|---|
| Alzheimer Disease | 2,095 |
| Dementia | 513 |
| Cognitive Dysfunction | 386 |
| Memory Disorders | 82 |
| Dementia, Vascular | 65 |
| Neurodegenerative Diseases | 54 |
| Psychomotor Agitation | 47 |
| Lewy Body Disease | 45 |
| Parkinson Disease | 43 |
| Frontotemporal Dementia | 42 |
Trials
Showing 76 to 100 of 2,095. Each trial links to its page on Pharma Observatory.
1,995 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.