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Terminated Phase 2 Interventional Results available

Phase 2 Study of BIIB092 in Participants With Early Alzheimer's Disease

ClinicalTrials.gov ID: NCT03352557

Public ClinicalTrials.gov record NCT03352557. 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 Oct 21, 2026, 8:18 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

Randomized, Double-Blind, Placebo-Controlled, Parallel-Group Study to Assess the Safety, Tolerability, and Efficacy of BIIB092 in Subjects With Mild Cognitive Impairment Due to Alzheimer's Disease or With Mild Alzheimer's Disease

Brief summary

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

The primary objective of the placebo-controlled period is to evaluate the safety and tolerability of BIIB092 in participants with mild cognitive impairment (MCI) due to Alzheimer's disease (AD) or with mild AD. The secondary objectives of the placebo-controlled period are to evaluate the efficacy of multiple doses of BIIB092 in slowing cognitive and functional impairment in participants with MCI due to AD or with mild AD, and to evaluate the immunogenicity of BIIB092 after multiple doses in participants with MCI due to AD or with mild AD. The primary objective of the long-term extension period is to evaluate the long-term safety and tolerability of BIIB092 in participants with MCI due to AD or with mild AD.

Study identification

NCT ID
NCT03352557
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 2
Lead sponsor
Biogen
Industry
Enrollment
654 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
50 Years to 80 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
May 3, 2018 (Actual)
Primary completion
Aug 30, 2021 (Actual)
Completion
Aug 30, 2021 (Actual)
Last update posted
Nov 8, 2022

2018 – 2021

United States locations

U.S. sites
52
U.S. states
16
U.S. cities
44
Facility City State ZIP Site status
University of Alabama at Birmingham Birmingham Alabama 35205 —
Xenoscience Inc Phoenix Arizona 85004 —
Banner Alzheimer's Institute Phoenix Arizona 85006 —
Dignity Health Phoenix Arizona 85013 —
Banner Sun Health Research Institute Sun City Arizona 85351 —
Advanced Research Center, Inc. Anaheim California 92805 —
The Research Center of Southern California Carlsbad California 92011 —
Positron Research International Fremont California 94538 —
Neuropain Medical Center Fresno California 93710 —
V Royter, MD, APMC Hanford California 93230 —
Irvine Center for Clinical Research, Inc. Irvine California 92614 —
Research Center for Clinical Studies West Lancaster California 93534 —
Mary S. Easton Center for Alzheimer's Disease Research, UCLA Los Angeles California 90095 —
Hoag Memorial Hospital Presbyterian Newport Beach California 92663 —
Stanford Hospital and Clinics Palo Alto California 94304 —
Pacific Research Network, Inc San Diego California 92103 —
Syrentis Clinical Research Santa Ana California 92705 —
Invicro New Haven Connecticut 06510 —
Yale University School Of Medicine New Haven Connecticut 06520 —
JEM Research Institute Atlantis Florida 33462 —
Brain Matters Research Delray Beach Florida 33445 —
Neuropsychiatric Research Center of Southwest Florida Fort Myers Florida 33912 —
Renstar Medical Research Ocala Florida 34471 —
Synexus Clinical Research US, Inc. - Orlando Orlando Florida 32806 —
Progressive Medical Research Port Orange Florida 32127 —
Brain Matters Research Stuart Florida 34997 —
Axiom Clinical Research of Florida Tampa Florida 33609 —
Olympian Clinical Research Tampa Florida 33614 —
Synexus Clinical Research US, Inc. - The Villages The Villages Florida 32162 —
Emory University Cognitive Neurology Clinic & ADRC Atlanta Georgia 30329 —
McLean Hospital Belmont Massachusetts 02478 —
Tufts Boston Massachusetts 02111 —
Brigham and Women's Hospital Department of Neurology Boston Massachusetts 02115 5804 —
ActivMed Practices & Research Methuen Massachusetts 01844 —
Boston Center for Memory Newton Massachusetts 02459 —
Donald S. Marks, M.D., P.C. Plymouth Massachusetts 02360 —
Cleveland Clinic Lou Ruvo Center for Brain Health Las Vegas Nevada 89106 —
Las Vegas Medical Research Las Vegas Nevada 89113 —
The Cognitive Research Center of New Jersey Springfield New Jersey 07081 —
Advanced Memory Enhancement Center of NJ Toms River New Jersey 08755 —
New York University Medical Center PRIME New York New York 10016 —
AD-CARE, University of Rochester Rochester New York 14620 —
Richmond Behavioral Associates Staten Island New York 10312 —
Cleveland Clinic Cleveland Ohio 44195 —
Rhode Island Mood & Memory Research Institute East Providence Rhode Island 02915 —
Rhode Island Hospital Providence Rhode Island 02903 —
Butler Hospital Providence Rhode Island 02906 —
Neurology Clinic, PC Cordova Tennessee 38018 —
Baylor College of Medicine Houston Texas 77030 —
The Methodist Hospital Houston Texas 77030 —
The Memory Clinic, Inc. Bennington Vermont 05201 —
Cognition Health Fairfax Virginia 22031 —

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 49 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03352557, 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 Nov 8, 2022 · Synced Oct 21, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT03352557 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →