Clinical trials
Terminated Alzheimer Disease trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
292 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2001 | 2 |
| 2002 | 1 |
| 2003 | 5 |
| 2004 | 3 |
| 2005 | 2 |
| 2006 | 6 |
| 2007 | 11 |
| 2008 | 16 |
| 2009 | 22 |
| 2010 | 13 |
| 2011 | 6 |
| 2012 | 20 |
| 2013 | 14 |
| 2014 | 15 |
| 2015 | 16 |
| 2016 | 23 |
| 2017 | 16 |
| 2018 | 19 |
| 2019 | 17 |
| 2020 | 10 |
| 2021 | 18 |
| 2022 | 12 |
| 2023 | 7 |
| 2024 | 11 |
| 2025 | 3 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Terminated | 292 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Pfizer | 15 |
| Hoffmann-La Roche | 9 |
| Institute for Neurodegenerative Disorders | 9 |
| Merck Sharp & Dohme LLC | 9 |
| Biogen | 8 |
| AstraZeneca | 6 |
| Eli Lilly and Company | 6 |
| GlaxoSmithKline | 6 |
| H. Lundbeck A/S | 6 |
| Centre Hospitalier Universitaire de Saint Etienne | 5 |
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 | 292 |
| Dementia | 54 |
| Cognitive Dysfunction | 41 |
| Brain Diseases | 12 |
| Neurodegenerative Diseases | 12 |
| Mental Disorders | 11 |
| Nervous System Diseases | 11 |
| Central Nervous System Diseases | 10 |
| Parkinson Disease | 10 |
| Neurocognitive Disorders | 9 |
Trials
Showing 51 to 75 of 292. Each trial links to its page on Pharma Observatory.
192 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.