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Completed Phase 2 Interventional

A Study of RO4602522 in Participants With Moderate Severity Alzheimer Disease on Background Alzheimer Disease Therapy

ClinicalTrials.gov ID: NCT01677754

Public ClinicalTrials.gov record NCT01677754. 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 Sep 2, 2026, 1:49 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 Phase II, Multicenter, Randomized, Double-Blind, Parallel-Group, Placebo-Controlled Study to Investigate the Efficacy and Safety of RO4602522 Added to Background Alzheimer's Disease Therapy in Patients With Moderate Severity Alzheimer's Disease

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This Phase II, multicenter, randomized, double-blind, parallel-group, placebo-controlled study will evaluate the efficacy and safety of RO4602522 in participants with moderate severity Alzheimer's disease. Participants who are taking background therapy of acetylcholinesterase inhibitors (AChEI) alone or in combination with memantine for at least 4 months before screening will be randomized to receive either one of two doses of RO4602522 or placebo for 12 months.

Study identification

NCT ID
NCT01677754
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Hoffmann-La Roche
Industry
Enrollment
542 participants

Conditions and interventions

Eligibility (public fields only)

Age range
50 Years to 90 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
Oct 23, 2012
Primary completion
Jun 11, 2015
Completion
Jun 11, 2015
Last update posted
May 29, 2017

2012 – 2015

United States locations

U.S. sites
42
U.S. states
18
U.S. cities
39
Facility City State ZIP Site status
Advanced Research Center, Inc.;In-Patient Unit Anaheim California 92801
Neurology Center of North Orange County Fullerton California 92835
Torrance Clinical Research Lomita California 90717
Artemis Institute for Clinical Research, LLC San Diego California 92103
Sharp Mesa Vista Hospital San Diego California 92123
San Francisco Clinical Research Center San Francisco California 94109
Neurological Research Inst Santa Monica California 90025
Yale University School Of Medicine New Haven Connecticut 06510
Research Center for Clinical Studies, Inc. Norwalk Connecticut 06851
Parkinson's Disease and Movement Disorders Center of Boca Raton Boca Raton Florida 33486
Meridien Research Brooksville Florida 34601
Brain Matters Research, Inc. Delray Beach Florida 33445
Neurologic Consultants, P.A. Fort Lauderdale Florida 33308
Galiz Research, LLC Hialeah Florida 33016
Miami Jewish Health Systems Miami Florida 33137
Medical Research Group of Central Florida Orange City Florida 3273
Compass Research East, LLC Orlando Florida 32806
Comprehensive Clinical Development, Inc.- St. Petersburg, FL St. Petersburg Florida 33716
Axiom Clinical Research of Florida Tampa Florida 33609
Premiere Research Institute West Palm Beach Florida 33407
iResearch Atlanta Decatur Georgia 30030
NeuroStudies.net, LLC Decatur Georgia 30033
Alexian Brothers Neurosci Inst Elk Grove Village Illinois 60007
Louisiana Research Associates New Orleans Louisiana 70114
Booker, J. Gary, MD, APMC Shreveport Louisiana 71104-2136
Northern Michigan Neurology Traverse City Michigan 49684
Hattiesburg Clinic Hattiesburg Mississippi 39401
Millennium Psychiatric Associates, LLC Creve Coeur Missouri 63141
Memory Enhancement Center of America, Inc. Eatontown New Jersey 07724
Albuquerque Neuroscience Inc. Albuquerque New Mexico 87109
New York University Medical Center;Child Study Center New York New York 10016
Richmond Behavioral Associates Staten Island New York 10312
Raleigh Neurology Associates Raleigh North Carolina 27607-6520
PMG Research of Winston-Salem, LLC Winston-Salem North Carolina 27103
Lynn Health Science Institute Oklahoma City Oklahoma 73112
Cutting Edge Research Group Oklahoma City Oklahoma 73116
The Clinical Trial Center, LLC Jenkintown Pennsylvania 19046
Radiant Research, Inc. Wyomissing Pennsylvania 19610
Rhode Island Mood & Memory Research Institute East Providence Rhode Island 02914
Rhode Island Hospital Providence Rhode Island 02903
Alzheimer's Research & Clinical Programs Charleston South Carolina 29425
University of North Texas Health Science Center Fort Worth Texas 76107

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 100 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01677754, 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 May 29, 2017 · Synced Sep 2, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01677754 live on ClinicalTrials.gov.

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