Clinical trials
Phase 2 Cognitive Dysfunction trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
193 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 1 |
| 2005 | 3 |
| 2006 | 8 |
| 2007 | 2 |
| 2008 | 7 |
| 2009 | 8 |
| 2010 | 3 |
| 2011 | 11 |
| 2012 | 6 |
| 2013 | 4 |
| 2014 | 6 |
| 2015 | 5 |
| 2016 | 5 |
| 2017 | 14 |
| 2018 | 11 |
| 2019 | 10 |
| 2020 | 7 |
| 2021 | 24 |
| 2022 | 9 |
| 2023 | 7 |
| 2024 | 14 |
| 2025 | 13 |
| 2026 | 10 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 112 |
| Recruiting | 29 |
| Active, not recruiting | 16 |
| Terminated | 16 |
| Unknown status | 6 |
| Withdrawn | 5 |
| Not yet recruiting | 5 |
| Enrolling by invitation | 3 |
| Suspended | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Johns Hopkins University | 6 |
| Wake Forest University Health Sciences | 6 |
| Mayo Clinic | 5 |
| Columbia University | 4 |
| Eli Lilly and Company | 4 |
| Supernus Pharmaceuticals, Inc. | 4 |
| University of Washington | 4 |
| Vanderbilt University Medical Center | 4 |
| Weill Medical College of Cornell University | 4 |
| Avid Radiopharmaceuticals | 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 |
|---|---|
| Cognitive Dysfunction | 193 |
| Alzheimer Disease | 90 |
| Dementia | 28 |
| Memory Disorders | 13 |
| Cognition Disorders | 11 |
| Schizophrenia | 11 |
| Delirium | 8 |
| Inflammation | 7 |
| Brain Diseases | 6 |
| Parkinson Disease | 6 |
Trials
Showing 1 to 25 of 193. Each trial links to its page on Pharma Observatory.
93 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.