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Amyloid Imaging And Safety Study Of ACC-001 In Subjects With Early Alzheimer's Disease

Phase 2
Completed
Conditions
Alzheimer's Disease
Interventions
Other: Placebo- Phosphate buffered saline (PBS)
Biological: ACC-001 10 μg/ QS-21 50 μg
Biological: ACC-001 3 μg/ QS-21 50 μg
Registration Number
NCT01227564
Lead Sponsor
Pfizer
Brief Summary

This study in individuals with early Alzheimer's disease is designed to assess:(1) safety and tolerability (2) the capacity of ACC-001 and QS-21 adjuvant to reduce brain amyloid load as measured by positron emission tomography (PET) scans.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
63
Inclusion Criteria
  • Concern about a change in cognition expressed by the subject or by an informant that knows the subject well
  • Mini-Mental State Examination (MMSE) score ≥ 25
  • Global Clinical Dementia Rating = 0.5.
  • General cognition and functional performance sufficiently preserved such that a diagnosis of Alzheimer's dementia cannot not be made by the site physician at the time of screening.
  • Amyloid burden detected on screening brain PET scan.
  • Other inclusion criteria apply.
Exclusion Criteria
  • Significant neurological disease other than early Alzheimer's disease
  • Major psychiatric disorder or symptom
  • Contraindication to undergo brain MRI
  • Unstable medical conditions
  • Other exclusion criteria apply

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Placebo- Phosphate buffered saline (PBS)Placebo- Phosphate buffered saline (PBS)-
ACC-001 10 μg/ QS-21 50 μgACC-001 10 μg/ QS-21 50 μg-
ACC-001 3 μg/ QS-21 50 μgACC-001 3 μg/ QS-21 50 μg-
Primary Outcome Measures
NameTimeMethod
Change From Baseline in Brain Fibrillar Beta-Amyloid Protein (Aβ) at Week 104 as Measured by Standard Uptake Value Ratios (SUVRs) Over the Composite Regions of Interest (ROIs)104 weeks

Fibrillar brain Aβ was measured by retention of florbetapir F18 as measured by positron emission tomography (PET) scans. A positive change indicating an improvement from baseline.

Secondary Outcome Measures
NameTimeMethod

Trial Locations

Locations (40)

Banner Lakes Imaging Center

🇺🇸

Sun City, Arizona, United States

Universal Medical Center

🇺🇸

Tucson, Arizona, United States

Internal Medicine Associates of Lee County, MD, PA

🇺🇸

Fort Myers, Florida, United States

Neuropsychiatric Research Center of Southwest Florida

🇺🇸

Fort Myers, Florida, United States

Radiology Regional Center

🇺🇸

Fort Myers, Florida, United States

Premiere Research Institute (Palm Beach Neurology)

🇺🇸

West Palm Beach, Florida, United States

Massachusetts General Hospital (For PET only)

🇺🇸

Boston, Massachusetts, United States

Brigham and Women's Hospital

🇺🇸

Boston, Massachusetts, United States

Baylor College of Medicine, Department of Neurology

🇺🇸

Houston, Texas, United States

Northwest NeuroSpecialists, LLC

🇺🇸

Tucson, Arizona, United States

The Memory Clinic

🇺🇸

Bennington, Vermont, United States

Banner Good Samaritan Medical Center

🇺🇸

Phoenix, Arizona, United States

Cleveland Clinic Lou Ruvo Center for Brain Health

🇺🇸

Las Vegas, Nevada, United States

Miami Jewish Health Systems

🇺🇸

Miami, Florida, United States

Banner Alzheimer's Institute

🇺🇸

Phoenix, Arizona, United States

Steinberg Diagnostic Imaging

🇺🇸

Las Vegas, Nevada, United States

Nevada Cancer Institute

🇺🇸

Las Vegas, Nevada, United States

Banner Boswell Medical Center

🇺🇸

Sun City, Arizona, United States

Banner Sun Health Research Institute

🇺🇸

Sun City, Arizona, United States

University of Arizona, Health Sciences Center - Department of Neurology

🇺🇸

Tucson, Arizona, United States

Southwest PET Institute

🇺🇸

Tucson, Arizona, United States

Pacific Neuroscience Medical Group

🇺🇸

Oxnard, California, United States

GCRC (Drug administered)

🇺🇸

New Haven, Connecticut, United States

Investigational Drug Service

🇺🇸

New Haven, Connecticut, United States

Yale University School of Medicine, Alzheimer's Disease Research Unit

🇺🇸

New Haven, Connecticut, United States

Georgetown University Hospital

🇺🇸

Washington, District of Columbia, United States

Clinical Research Unit

🇺🇸

Washington, District of Columbia, United States

Norman S. Werdiger, MD

🇺🇸

New Haven, Connecticut, United States

Meridien Research

🇺🇸

Brooksville, Florida, United States

Florida Radiology Leasing, Limited Liability Corporation

🇺🇸

Fort Myers, Florida, United States

Mount Sinai Medical Center

🇺🇸

Miami Beach, Florida, United States

University of Nebraska Medical Center

🇺🇸

Omaha, Nebraska, United States

Satatoga PET Associates

🇺🇸

Clifton Park, New York, United States

Memory Enhancement Center of America, Incorporated

🇺🇸

Eatontown, New Jersey, United States

Florida Neurology Group PL

🇺🇸

Fort Myers, Florida, United States

Georgetown University Medical Center Department of Neurology

🇺🇸

Washington, District of Columbia, United States

Rhode Island Mood and Memory Research Institute

🇺🇸

East Providence, Rhode Island, United States

Butler Hospital

🇺🇸

Providence, Rhode Island, United States

The Pharmacy Inc.

🇺🇸

Bennington, Vermont, United States

Radiology Limited

🇺🇸

Tucson, Arizona, United States

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