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 1 to 25 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.