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H8A-MC-LZAZ

Anti-Amyloid Treatment in Asymptomatic Alzheimer's Disease(A4 Study)

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080223287
Enrollment
1150
Registered
2016-08-05
Start date
2016-09-28
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Preclinical AD

Interventions

investigational material(s) Generic name etc : Solanezumab INN of investigational material : Solanezumab Therapeutic category code : 119 Other agents affecting central nervous system Dosage and Admini

Sponsors

Eli Lilly Japan K.K.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: MMSE score at screening of 25 to 30 global CDR score at screening of 0 Logical Memory II score at screening of 6 to 18 Florbetapir PET scan that shows evidence of brain amyloid pathology Has a study partner that is willing to participate as a source of information and has at least weekly contact with the participant (contact can be in-person, via telephone or electronic communication)

Exclusion criteria

Exclusion criteria: -Is receiving a prescription acetylcholinesterase inhibitor (AChEI) and/or memantine at screening or baseline -Lacks good venous access, such that intravenous drug delivery or multiple blood draws would be precluded -Has current serious or unstable illness including cardiovascular, hepatic, renal, gastroenterologic, respiratory, endocrinologic, neurologic, psychiatric, immunologic, or hematologic disease or other conditions that, in the investigator's opinion, could interfere with the analyses of safety and efficacy in this study -Has had a history within the last 5 years of a serious infectious disease affecting the brain (including neurosyphilis, meningitis, or encephalitis) or head trauma resulting in protracted loss of consciousness -Has had a history within the last 5 years of a primary or recurrent malignant disease with the exception of any in situ cancer that was appropriately treated and is being appropriately monitored, such as resected cutaneous squamous cell carcinoma in situ or in situ prostate cancer with normal prostate-specific antigen post-treatment -Has a known history of human immunodeficiency virus (HIV), clinically significant multiple or severe drug allergies, or severe post-treatment hypersensitivity reactions (including, but not limited to, erythema multiforme major, linear immunoglobulin A dermatosis, toxic epidermal necrolysis, or exfoliative dermatitis) -Is clinically judged by the investigator to be at serious risk for suicide -Has a history within the past 2 years of major depression or bipolar disorder as defined by the most current version of the Diagnostic and Statistical Manual of Mental Disorders (DSM) -Has a history within the past 5 years of chronic alcohol or drug abuse/dependence as defined by the most current version of the DSM

Design outcomes

Primary

MeasureTime frame
efficacy confirmatory Change from Baseline of the Preclinical Alzheimer Cognitive Composite (PACC) [ Time Frame: Baseline, Week 240; Baseline, Week 336 ]

Secondary

MeasureTime frame
safety efficacy confirmatory 1.Change from Baseline in Cognitive Function Index (CFI) [ Time Frame: Baseline, Week 240; Baseline, Week 336 ] 2.Change from Baseline in Alzheimer's Disease Cooperative Study-Activities Daily Living-Prevention Questionnaire (ADCS-ADL-Prevention Questionnaire) Score [ Time Frame: Baseline, Week 240; Baseline, Week 336 ] 3.Change from Baseline in Mean Composite Standardized Uptake Value Ratio (SUVr) [ Time Frame: Baseline, Week 240 ] 4.Change from Baseline in Cerebrospinal Fluid (CSF) Tau Biomarkers [ Time Frame: Baseline, Week 240 ] 5.Change from Baseline of CSF Concentrations of Amyloid Beta (Abeta) [ Time Frame: Baseline, Week 240 ] 6.Change from Baseline of Volumetric Magnetic Resonance Imaging (vMRI) [ Time Frame: Baseline, Week 240 ] 7.Change from Baseline on the Clinical Dementia Rating-Sum of Boxes score (CDR-SB) [ Time Frame: Baseline, Week 336 ] 8.Change from Baseline on the Computerized Cognitive Composite (C3) [ Time Frame: Baseline, Week 336 ]

Countries

Japan, North America, Oceania

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026