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Completed Phase 1 Interventional Results available

Cognition Platform Study in Participants at Risk for Alzheimer's Disease (AD) (MK-0000-413)

ClinicalTrials.gov ID: NCT04730635

Public ClinicalTrials.gov record NCT04730635. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 21, 2026, 4:46 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Clinical Study to Evaluate a Cognitive Platform to Support Development of Symptomatic Therapies in Participants at Risk for Alzheimer's Disease

Study identification

NCT ID
NCT04730635
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Enrollment
44 participants

Conditions and interventions

Interventions

  • Donepezil Drug
  • Placebo Drug

Drug

Eligibility (public fields only)

Age range
55 Years to 85 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Mar 22, 2021
Primary completion
Jan 19, 2023
Completion
Feb 5, 2023
Last update posted
Oct 27, 2024

2021 – 2023

United States locations

U.S. sites
8
U.S. states
6
U.S. cities
8
Facility City State ZIP Site status
Collaborative Neuroscience Network ( Site 0010) Long Beach California 90806
Velocity Clinical Research, Hallandale Beach ( Site 0013) Hallandale Florida 33009
Charter Research - Lady Lake ( Site 0025) Lady Lake Florida 32159
iResearch Atlanta ( Site 0005) Decatur Georgia 30030
iResearch Savannah ( Site 0023) Savannah Georgia 31405
Pennington Biomedical Research Center ( Site 0006) Baton Rouge Louisiana 70808
Insight Clinical Trials ( Site 0020) Beachwood Ohio 44122
North Texas Clinical Trials - Fort Worth - West Rosedale ( Site 0022) Fort Worth Texas 76104

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 2 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04730635, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Oct 27, 2024 · Synced Jul 21, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04730635 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →