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Completed Phase 2 Interventional Results available

A Long-Term Safety Extension of Studies ABE4869g and ABE4955g in Participants With Mild to Moderate Alzheimer's Disease Treated With Crenezumab

ClinicalTrials.gov ID: NCT01723826

Public ClinicalTrials.gov record NCT01723826. 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 May 6, 2026, 9:54 AM 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 Multicenter, Open-Label, Long-Term Safety Extension of Phase II Studies ABE4869g and ABE4955g in Patients With Mild to Moderate Alzheimer's Disease

Study identification

NCT ID
NCT01723826
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Genentech, Inc.
Industry
Enrollment
360 participants

Conditions and interventions

Interventions

  • Crenezumab Drug

Drug

Eligibility (public fields only)

Age range
50 Years and older
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
Dec 6, 2012
Primary completion
Feb 7, 2017
Completion
Feb 7, 2017
Last update posted
Feb 19, 2020

2012 – 2017

United States locations

U.S. sites
47
U.S. states
20
U.S. cities
45
Facility City State ZIP Site status
Banner Alzheimer's Institute Phoenix Arizona 85006
Mayo Clinic Scottsdale Arizona 85259
Banner Sun Health Research Insitute Sun City Arizona 85351
Pharmacology Research Inst Encino California 91316
Margolin Brain Institute Fresno California 93720
Univ of CA San Diego; Neurosciences Comp.Alzheimer's La Jolla California 92037
USC School of Medicine Los Angeles California 90033
University of California Los Angeles (UCLA) Los Angeles California 90095
Pharmacology Research Inst Newport Beach California 92660
Pacific Neuroscience Med Grp Oxnard California 93030
Stanford Univ Medical Center Palo Alto California 94304
University of California Davis Medical System Sacramento California 95817
Pacific Research Network - PRN San Diego California 92103
Uni of California San Francisco San Francisco California 94117
Redwood Regional Medical Group Santa Rosa California 95403
Yale University New Haven Connecticut 06511
Florida Atlantic University; College of Medicine Boca Raton Florida 33431
Meridien Research Brooksville Florida 34601
Brain Matters Research, Inc. Delray Beach Florida 33445
Miami Jewish Health Systems; Clinical Research Miami Florida 33137
Collier Neurologic Specialists Naples Florida 34105
Bioclinica Research Orlando Florida 32806
Axiom Clinical Research of Florida Tampa Florida 33609
Premiere Research Institute West Palm Beach Florida 33407
Dekalb Neurology Associates Decatur Georgia 30033
Rush Alzheimer's Disease Cntr. Chicago Illinois 60612
Alexian Brothers Neurosci Inst Elk Grove Village Illinois 60007
Indiana Univ School of Med Indianapolis Indiana 46202
Louisiana Research Associates New Orleans Louisiana 70114
Hattiesburg Clinic Hattiesburg Mississippi 39401
Millennium Psychiatric Associates, LLC St Louis Missouri 63132
Cleveland Clinic Lou Ruvo; Center for Brain Research Las Vegas Nevada 89106
Memory Enhancement Center of America, Inc. Eatontown New Jersey 07724
NeuroCognitive Institute Mount Arlington New Jersey 07856
Empire Neurology, PC Latham New York 12210
Litwin Zucker Research Ctr.; Feinstein Inst. Med. Rsch. Manhasset New York 11030
Columbia University Medical Center New York New York 10032
University of Rochester Medical Center; Monroe Community Hospital Rochester New York 14627
Investigational Drug Service; Univ of Rochester Medical Ctr Rochester New York 14642
Raleigh Neurology Associates Raleigh North Carolina 27607-6520
Summit Research Network Inc. Portland Oregon 97210
The Clinical Trial Center, LLC Jenkintown Pennsylvania 19046
Rhode Island Mood & Memory Research Institute East Providence Rhode Island 02914
Butler Hospital Providence Rhode Island 02906
Medical Uni of South Carolina North Charleston South Carolina 29425
Alzheimers Disease & Memory Disorders Center; Department of Neurology Baylor College of Medicine Houston Texas 77030
Clinical Neuroscience Research Associates, Inc. Bennington Vermont 05201

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 39 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01723826, 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 Feb 19, 2020 · Synced May 6, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01723826 live on ClinicalTrials.gov.

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