Clinical trials
Completed Cognition Disorders trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
210 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 3 |
| 2001 | 1 |
| 2002 | 4 |
| 2003 | 4 |
| 2004 | 3 |
| 2005 | 5 |
| 2006 | 8 |
| 2007 | 6 |
| 2008 | 4 |
| 2009 | 4 |
| 2010 | 8 |
| 2011 | 15 |
| 2012 | 11 |
| 2013 | 12 |
| 2014 | 15 |
| 2015 | 10 |
| 2016 | 15 |
| 2017 | 11 |
| 2018 | 11 |
| 2019 | 8 |
| 2020 | 8 |
| 2021 | 13 |
| 2022 | 6 |
| 2023 | 6 |
| 2024 | 4 |
| 2025 | 3 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 210 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| University of Southern California | 5 |
| University of California, San Francisco | 4 |
| University of Washington | 4 |
| AlzeCure Pharma | 3 |
| FORUM Pharmaceuticals Inc | 3 |
| National Institute of Mental Health (NIMH) | 3 |
| Tri-Service General Hospital (TSGH) | 3 |
| University Hospital, Angers | 3 |
| University of Aarhus | 3 |
| University of Maryland, Baltimore | 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 |
|---|---|
| Cognition Disorders | 210 |
| Cognitive Dysfunction | 43 |
| Schizophrenia | 31 |
| Alzheimer Disease | 23 |
| Dementia | 17 |
| Delirium | 10 |
| Mental Disorders | 9 |
| Fatigue | 8 |
| HIV Infections | 8 |
| Psychotic Disorders | 8 |
Trials
Showing 1 to 25 of 210. Each trial links to its page on Pharma Observatory.
110 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.