Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Alzheimer Disease: early-phase trial registry
155 of 312 indexed Alzheimer Disease trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #25 of 28,707 conditions by registered trial count.
312 US clinical trials · 155 currently recruiting · #25 of 28,707 conditions by registered trial count
Alzheimer Disease: 312 US clinical trials tracked, 155 recruiting.
Alzheimer Disease is the subject of 312 registered US clinical trials on ClinicalTrials.gov, 155 of them currently open to new participants. 26 are in Phase 3-4 (later-stage) and 104 in Phase 1-2 (earlier-stage). The most active sponsor is Eli Lilly and Company, running 13 of these trials.
Enrollment posture brief
Registry condition alzheimer-disease
OPEN 155 | RECR 50% | LATE 26 | EARLY 104 | RANK #25 | SPON 13
Volume-matched condition peers
Nearest open-share peer: PTSD (50% recruiting · 155 trials)
Alzheimer Disease lists 155 open slots (50% of 312 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Alzheimer Disease on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
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Alzheimer Disease is recruiting above its size-band peers.
155 of 312 indexed trials (49.7%) are open to enrollment, against a 37.1% average across 139 conditions with 100+ trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
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Sponsorship of Alzheimer Disease trials is spread across many organizations.
Eli Lilly and Company accounts for 13 of 312 trials (4.2%). 178 distinct sponsors appear on at least one study for this condition label.
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Typical Alzheimer Disease enrolment sits around 100 participants.
Median target enrolment is 100 among the 307 trials that report a genuine target (sentinel values excluded). 151 of those (49.2%) plan for fewer than 100 participants.
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Alzheimer Disease research is mostly interventional.
255 interventional and 57 observational studies make up this index (81.7% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
312 total, page 7 of 7
In-Home Technology for Caregivers of People With Dementia and Mild Cognitive Impairment: Spanish Language Homes
University of California, Berkeley
NCT05159596
Non-invasive Blood-brain Barrier Opening in Alzheimer's Disease Patients Using Focused Ultrasound
Columbia University
NCT04118764
Feasibility - Infinitome
HealthPartners Institute
NCT04563767
Research Involving Subjects With Parkinson's Disease, Alzheimer Disease and Healthy Controls
Institute for Neurodegenerative Disorders
NCT01461109
Home-based Transcranial Direct Current Stimulation (tDCS) for Behavioral Symptoms in Alzheimer's Disease and Related Dementias (ADRD)
The University of Texas Health Science Center, Houston
NCT05478681
Deep Brain Stimulation with LIFUP for Mild Cognitive Impairment and Mild Alzheimer's Disease
University of California, Los Angeles
NCT03347084
Florbetaben PET Imaging in PPA
University of Chicago
NCT04720001
The Depression in Alzheimer's Disease Study (DIADS)
Johns Hopkins University
NCT00009191
Study of Aripiprazole in the Treatment of Patients With Psychosis Associated With Dementia of the Alzheimer's Type
Otsuka Pharmaceutical Development & Commercialization
NCT00041678
Serotonergic Pharmacotherapy for Agitation of Dementia
Bruce Pollock
NCT00009204
A Multicenter Trial of Rofecoxib and Naproxen in Alzheimer's Disease (NSAID Study)
National Institute on Aging (NIA)
NCT00004845
Evaluation of Galantamine in the Treatment of Alzheimer's Disease
Janssen
NCT00000172
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 53 |
| Phase 2 | 51 |
| Phase 3 | 18 |
| Phase 4 | 8 |
Top Sponsors
Named interventions
Most-linked intervention names on Alzheimer Disease records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Alzheimer Disease trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Alzheimer Disease page
312 registered trials, 155 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 155 Alzheimer Disease trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Eli Lilly and Company sponsors the most Alzheimer Disease trials on record, review their full trial history before evaluating a specific study. See Eli Lilly and Company's trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Alzheimer Disease condition card totals 312 registered trials; most-linked intervention Placebo; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.