Fact CheckerSign in

NCT04770220CompletedPhase 3

An Efficacy and Safety Study of ALZ-801 in APOE4/4 Early AD Subjects

A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled Study of the Efficacy, Safety and Biomarker Effects of ALZ-801 in Subjects With Early Alzheimer's Disease and APOE4/4 Genotype

Source: ClinicalTrials.gov · Last updated 29 Sept 2026

Brief summary (registry, in English)

This study is being conducted to evaluate the safety and efficacy of ALZ-801 in Early Alzheimer's disease (AD) subjects with the APOE4/4 genotype. This is a double-blind, randomized trial with one dose of ALZ-801 compared to placebo.

Status (registry)
Completed
Phase (registry)
Phase 3
Study type
Interventional
Enrollment
325 (actual)
First submitted
22 Feb 2021
Start date
19 May 2021
Primary completion date
29 May 2024
Lead sponsor
Alzheon Inc.
NCT number
NCT04770220
EudraCT number
2020-005755-20

What you commit to

  • Study type: Interventional · Phase 3
  • Participants enrolled: 325
  • From 19 May 2021 to the primary completion date, 29 May 2024
  • 95 sites in 9 countries
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • Diagnosis of major depressive disorder (MDD) within one year prior to screening.
  • Currently taking memantine or has taken memantine within 12 weeks prior to the Baseline Visit.
  • History of suicidal behavior within one year prior to screening or has ongoing suicidal ideation.
  • Medically confirmed history of recent cerebral infarct or transient ischemic attack within one year prior to screening.

Other illness

  • Diagnosis of neurodegenerative disorder other than AD.

Age

  • History of seizures, excluding febrile seizures of childhood or a single distant seizure (\> 5 years).

Other

  • Brain magnetic resonance imaging (MRI) indicative of significant abnormality per central reader, other than AD related atrophy. Computed tomography (CT) scan acceptable for subjects who cannot undergo MRI.

Who the study is looking for

  • Clinical diagnosis of MCI or Mild Dementia due to AD consistent with the National Institute on Aging-Alzheimer's Association (NIA-AA) Working Group Criteria.
  • Homozygous for the ε4 allele of the apolipoprotein E gene (APOE4/4).
  • MMSE score at Screening of 22 to 30 (inclusive).
  • CDR - Global score of 0.5 or 1 and CDR Memory Box Score of ≥ 0.5.
  • RBANS delayed memory index score ≤ 85.
  • Evidence of progressive memory loss over the last 12 months per investigator assessment

Age in the registry: 50 years to 80 years · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (95)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
Recherches Neuro-Hippocampe Inc. d/b/a Clinique de la Mémoire de l'Outaouais
Coordinator of this site? Confirm its status
GatineauCanadaUnknown status
Centricity Research
Coordinator of this site? Confirm its status
HalifaxCanadaUnknown status
OCT Research ULC (dba Okanagan Clinical Trials)
Coordinator of this site? Confirm its status
KelownaCanadaUnknown status
Centricity Research
Coordinator of this site? Confirm its status
New MinasCanadaUnknown status
Recherches Neuro-Hippocampe, Inc., d/b/a Ottawa Memory Clinic
Coordinator of this site? Confirm its status
OttawaCanadaUnknown status
Kawartha Centre - Redefining Healthy Aging
Coordinator of this site? Confirm its status
PeterboroughCanadaUnknown status
Toronto Memory Program
Coordinator of this site? Confirm its status
TorontoCanadaUnknown status
Medica 111, Spol. s r.o. - Neurologicka a Rehabilitacni Ambulance Brno, Centralni Pracoviste v Brne
Coordinator of this site? Confirm its status
BrnoCzechiaUnknown status
Fakultní nemocnice u sv. Anny v Brně (St. Anne's University Hospital)
Coordinator of this site? Confirm its status
BrnoCzechiaUnknown status
Neuropsychiatrie s.r.o.
Coordinator of this site? Confirm its status
PragueCzechiaUnknown status
Vestra Clinics - Dedicated Research Clinics
Coordinator of this site? Confirm its status
Rychnov nad KněžnouCzechiaUnknown status
University Hospital RWTH Aachen Neurological Study Center
Coordinator of this site? Confirm its status
AachenGermanyUnknown status
Klinikum der Universitaet Muenchen Innenstadt
Coordinator of this site? Confirm its status
MünchenGermanyUnknown status
Universitätsklinik fuer Psychiatrie und Psychotherapie
Coordinator of this site? Confirm its status
TübingenGermanyUnknown status
Studienzentrum Nord-West
Coordinator of this site? Confirm its status
WesterstedeGermanyUnknown status
Fundacia ACE - Institut Catala de Neurociencies Aplicadas
Coordinator of this site? Confirm its status
BarcelonaSpainUnknown status
Clinica Universidad de Navarra
Coordinator of this site? Confirm its status
MadridSpainUnknown status
Hospital Clínico San Carlos
Coordinator of this site? Confirm its status
MadridSpainUnknown status
Clínica Universidad de navarra
Coordinator of this site? Confirm its status
PamplonaSpainUnknown status
Hospital Universitari MutuaTerrassa
Coordinator of this site? Confirm its status
TerrassaSpainUnknown status
Centro Hospital Universitario Dr. Preset
Coordinator of this site? Confirm its status
ValenciaSpainUnknown status
Centre Hospitalier Universitaire de Marseille - Hôpital de la Timone
Coordinator of this site? Confirm its status
MarseilleFranceUnknown status
Hopital Gui de Chauliac - CHRU de Montpellier
Coordinator of this site? Confirm its status
MontpellierFranceUnknown status
Hopital Lariboisiere - Fernand-Widal - AP-HP
Coordinator of this site? Confirm its status
ParisFranceUnknown status
Centre Hospitalier Universitaire (CHU) Hopitaux de Rouen
Coordinator of this site? Confirm its status
RouenFranceUnknown status
Hopitaux Universitaires de Strasbourg Centre d'Investigation Clinique
Coordinator of this site? Confirm its status
StrasbourgFranceUnknown status
Centre de Recherche Clinique du Gerontopole - CHU Toulouse
Coordinator of this site? Confirm its status
ToulouseFranceUnknown status
Centre de Recherche-Hopital Geriatrique de Charpennes
Coordinator of this site? Confirm its status
VilleurbanneFranceUnknown status
Re-Cognition Health Ltd Birmingham
Coordinator of this site? Confirm its status
BirminghamUnited KingdomUnknown status
Re:Cognition Health Ltd Bristol
Coordinator of this site? Confirm its status
BristolUnited KingdomUnknown status
Re-Cognition Health Ltd Guildford
Coordinator of this site? Confirm its status
GuildfordUnited KingdomUnknown status
St Pancras Clinical Research
Coordinator of this site? Confirm its status
LondonUnited KingdomUnknown status
Re:Cognition Health Ltd (London)
Coordinator of this site? Confirm its status
LondonUnited KingdomUnknown status
NeuroClin Glasgow Ltd
Coordinator of this site? Confirm its status
MotherwellUnited KingdomUnknown status
Re-Cognition Health Ltd Plymouth
Coordinator of this site? Confirm its status
PlymouthUnited KingdomUnknown status
Re-Cognition Health Ltd Winchester
Coordinator of this site? Confirm its status
WinchesterUnited KingdomUnknown status
Memory Clinic, Landspitali University Hospital
Coordinator of this site? Confirm its status
ReykjavikIcelandUnknown status
Brain Research Center Amsterdam
Coordinator of this site? Confirm its status
AmsterdamNetherlandsUnknown status
Brain Research Center Den Bosch
Coordinator of this site? Confirm its status
's-HertogenboschNetherlandsUnknown status
Brain Research Center Zwolle
Coordinator of this site? Confirm its status
ZwolleNetherlandsUnknown status
Abington Neurological Associates
Coordinator of this site? Confirm its status
AbingtonUnited StatesUnknown status
Neurological Associates of Albany
Coordinator of this site? Confirm its status
AlbanyUnited StatesUnknown status
Lehigh Center for Clinical Research
Coordinator of this site? Confirm its status
AllentownUnited StatesUnknown status
JEM Research Institute, Headlands Site
Coordinator of this site? Confirm its status
AtlantisUnited StatesUnknown status
Northwest Clinical Research Center
Coordinator of this site? Confirm its status
BellevueUnited StatesUnknown status
Bradenton Research Center
Coordinator of this site? Confirm its status
BradentonUnited StatesUnknown status
NeuroScience Research Center
Coordinator of this site? Confirm its status
CantonUnited StatesUnknown status
Columbus Memory Center
Coordinator of this site? Confirm its status
ColumbusUnited StatesUnknown status
ATP Clinical Research
Coordinator of this site? Confirm its status
Costa MesaUnited StatesUnknown status
Neurology Diagnostics, Inc.
Coordinator of this site? Confirm its status
DaytonUnited StatesUnknown status
Sandhill Research, LLC
Coordinator of this site? Confirm its status
DecaturUnited StatesUnknown status
Rhode Island Mood & Memory Research Institute
Coordinator of this site? Confirm its status
East ProvidenceUnited StatesUnknown status
Re:Cognition Health
Coordinator of this site? Confirm its status
FairfaxUnited StatesUnknown status
Fort Wayne Neurological Center
Coordinator of this site? Confirm its status
Fort WayneUnited StatesUnknown status
Triad Clinical Trials
Coordinator of this site? Confirm its status
GreensboroUnited StatesUnknown status
Galiz Research
Coordinator of this site? Confirm its status
HialeahUnited StatesUnknown status
UT Health Science Center at Houston
Coordinator of this site? Confirm its status
HoustonUnited StatesUnknown status
Tilda Research
Coordinator of this site? Confirm its status
IrvineUnited StatesUnknown status
Alphab Global Research
Coordinator of this site? Confirm its status
JupiterUnited StatesUnknown status
Charter Research
Coordinator of this site? Confirm its status
Lady LakeUnited StatesUnknown status
UCSD Shiley-Marcos Alzheimer's Disease Research Center
Coordinator of this site? Confirm its status
La JollaUnited StatesUnknown status
WR-CRCN
Coordinator of this site? Confirm its status
Las VegasUnited StatesUnknown status
Torrance Clinical Research Institute
Coordinator of this site? Confirm its status
LomitaUnited StatesUnknown status
Collaborative NeuroScience Network LLC
Coordinator of this site? Confirm its status
Long BeachUnited StatesUnknown status
K2 Medical Research, LLC
Coordinator of this site? Confirm its status
MaitlandUnited StatesUnknown status
AMC Research
Coordinator of this site? Confirm its status
MatthewsUnited StatesUnknown status
Y & L Advance Health Care, Inc /DBA Elite Clinical Research
Coordinator of this site? Confirm its status
MiamiUnited StatesUnknown status
Miami Jewish Health
Coordinator of this site? Confirm its status
MiamiUnited StatesUnknown status
Mount Sinai Medical Center
Coordinator of this site? Confirm its status
Miami BeachUnited StatesUnknown status
Medical College of Wisconsin
Coordinator of this site? Confirm its status
MilwaukeeUnited StatesUnknown status
Aqualane Clinical Research
Coordinator of this site? Confirm its status
NaplesUnited StatesUnknown status
Vanderbilt Center for Cognitive Medicine
Coordinator of this site? Confirm its status
NashvilleUnited StatesUnknown status
NYU Alzheimer's Disease Research Center
Coordinator of this site? Confirm its status
New YorkUnited StatesUnknown status
IPS Research
Coordinator of this site? Confirm its status
Oklahoma CityUnited StatesUnknown status
Kline Institute for Psychiatric Research
Coordinator of this site? Confirm its status
OrangeburgUnited StatesUnknown status
Headlands Research Orlando
Coordinator of this site? Confirm its status
OrlandoUnited StatesUnknown status
Charter Research
Coordinator of this site? Confirm its status
OrlandoUnited StatesUnknown status
Advanced Research Consultants
Coordinator of this site? Confirm its status
Palm Beach GardensUnited StatesUnknown status
Stanford University
Coordinator of this site? Confirm its status
Palo AltoUnited StatesUnknown status
SC3 Research Group
Coordinator of this site? Confirm its status
PasadenaUnited StatesUnknown status
Xenoscience
Coordinator of this site? Confirm its status
PhoenixUnited StatesUnknown status
Headlands Research - Eastern MA
Coordinator of this site? Confirm its status
PlymouthUnited StatesUnknown status
Quantum CNS Clinical Research
Coordinator of this site? Confirm its status
Pompano BeachUnited StatesUnknown status
Center for Cognitive Health
Coordinator of this site? Confirm its status
PortlandUnited StatesUnknown status
Progressive Medical Research
Coordinator of this site? Confirm its status
Port OrangeUnited StatesUnknown status
University of Rochester Medical Center
Coordinator of this site? Confirm its status
RochesterUnited StatesUnknown status
Sutter Health
Coordinator of this site? Confirm its status
SacramentoUnited StatesUnknown status
CCT Research
Coordinator of this site? Confirm its status
ScottsdaleUnited StatesUnknown status
Louisiana State University Health Sciences Center (LSUHSC)
Coordinator of this site? Confirm its status
ShreveportUnited StatesUnknown status
Richmond Behavioral Associates
Coordinator of this site? Confirm its status
Staten IslandUnited StatesUnknown status
ALZ Research and Treatment Center (A.R.T.C.)
Coordinator of this site? Confirm its status
StuartUnited StatesUnknown status
Banner Sun Health Research Institute
Coordinator of this site? Confirm its status
Sun CityUnited StatesUnknown status
Advanced Memory Research Center
Coordinator of this site? Confirm its status
Toms RiverUnited StatesUnknown status
ALZ Research and Treatment Center (A.R.T.C.)
Coordinator of this site? Confirm its status
WellingtonUnited StatesUnknown status
Premiere Research Institute
Coordinator of this site? Confirm its status
West Palm BeachUnited StatesUnknown status

Related publications

This page is information, not medical advice. Discuss any trial with your doctor.