Study Investigating the Effects of JNJ-54861911 on Amyloid-beta Processing in Cerebrospinal Fluid (CSF) and Plasma in Japanese Participants Asymptomatic at Risk for Alzheimer Dementia
A Double-blind, Placebo-controlled, Randomized, 4-Week, Multiple-dose, Proof of Mechanism (POM) Study in Japanese Subjects Asymptomatic at Risk for Alzheimer Dementia (ARAD) Investigating the Effects of JNJ-54861911 on A-beta Processing in Cerebrospinal Fluid (CSF) and Plasma
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Detailed Description
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 1
Contacts and Locations
Study Locations
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Fukuoka, Japan
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Tokyo, Japan
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-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Participant must have had sufficient education or work experience to exclude mental retardation based on Diagnostic and Statistical Manual of Mental Disorders 4th edition, Text Revision (DSM-IV-TR) and must be able to read and write and must have adequate hearing and visual acuity to complete the required psychometric tests
- Participant must have a Clinical Dementia Rating Scale- Japanese version (CDR-J) score of '0' and as such rated as normal
- Participant must have evidence of amyloid deposition as demonstrated by low Cerebrospinal Fluid (CSF) Amyloid (A)-beta 1-42 levels at Screening
- Participant must have a body mass index between 18 and 35 kilogram per square meter, inclusive, at Screening
- Participant must be otherwise healthy for their age group or medically stable with or without medication on the basis of physical examination, medical history, vital signs, and 12-lead electrocardiogram (ECG) performed at Screening or at Baseline
Exclusion Criteria:
- Participant has evidence of any brain disease other than potential very early signs of Alzheimer's disease (AD) or typical age related changes, or any other abnormality that could explain a possible cognitive deficit
- Participant has been diagnosed with dementia due to AD, due to other diseases, or with AD and contribution of other disorders (mixed dementia)
- Participant has evidence of familial autosomal dominant AD
- Participant has any contra-indications for Magnetic Resonance Imaging (MRI) (for example, prostheses, implants, claustrophobia, pacemakers, and others)
- Participant has a clinically significant abnormal physical- or neurological examination, vital signs or 12-lead ECG (including QTc greater than 450 millisecond for males and females, left bundle branch block, atrio-ventricular [AV] block second degree or higher, permanent pacemaker or implantable cardioverter defibrillator [ICD]) at Screening or Baseline, which in the opinion of the investigator is not appropriate and reasonable for the population under study
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Double
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
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Experimental: JNJ-54861911, 10 mg
JNJ-54861911, 10 milligram (mg) (2*5 mg tablet) orally once daily for 4 weeks.
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JNJ-54861911, 10 mg (2*5 mg tablet) orally once daily for 4 weeks.
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Experimental: JNJ-54861911, 50 mg
JNJ-54861911, 50 mg (2*25 mg tablet) orally once daily for 4 weeks.
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JNJ-54861911, 50 mg (2*25 mg tablet) orally once daily for 4 weeks.
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Placebo Comparator: Placebo
Placebo matching to JNJ-54861911 tablet orally once daily for 4 weeks.
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Placebo matching to JNJ-54861911 tablet orally once daily for 4 weeks.
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What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Levels of Amyloid (A)-beta1-40 in Cerebrospinal Fluid (CSF) After Treatment at the Intended Target Dose Range
Time Frame: Up to 4 weeks
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Up to 4 weeks
|
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Levels of A-beta1-40 in Plasma After Treatment at the Intended Target Dose Range
Time Frame: Up to 4 weeks
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Up to 4 weeks
|
|
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Maximum Observed Plasma Concentration (Cmax) of JNJ 54861911
Time Frame: Up to 4 weeks
|
The Cmax is the maximum observed plasma concentration.
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Up to 4 weeks
|
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Minimum Observed Plasma Concentration (Cmin) of JNJ 54861911
Time Frame: Up to 4 weeks
|
The Cmin is the minimum observed plasma concentration.
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Up to 4 weeks
|
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Time to Reach Maximum Observed Concentration (Tmax) of JNJ 54861911
Time Frame: Up to 4 weeks
|
The Tmax is time to reach the maximum observed plasma concentration.
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Up to 4 weeks
|
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Area Under the Curve From Time Zero to end of Dosing Interval (AUCtau)
Time Frame: Up to 4 weeks
|
The AUCtau is a measure of the plasma drug concentration from time zero to end of dosing interval.
It is used to characterize drug absorption.
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Up to 4 weeks
|
|
Cerebrospinal Fluid Exposure of JNJ-54861911
Time Frame: Up to 4 weeks
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Up to 4 weeks
|
|
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The Number of Participants who Experienced Adverse Events as a Measure of Safety and Tolerability of JNJ-54861911 After Multiple-Dose Administration in the Anticipated Target Dose Range
Time Frame: Up to 4 weeks
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An AE is any untoward medical occurrence in a participant who received study drug without regard to possibility of causal relationship.
An SAE is an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life-threatening experience (immediate risk of dying); persistent or significant disability/incapacity; congenital anomaly.
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Up to 4 weeks
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Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Levels of A-beta Fragments (A-beta1-37, A-beta1-38, and A-beta1-42) in CSF After Treatment at the Intended Target Dose Range
Time Frame: Up to 4 weeks
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Up to 4 weeks
|
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Levels of A-beta Fragments (A-beta1-37, A-beta1-38, and A-beta1-42) in Plasma After Treatment at the Intended Target Dose Range
Time Frame: Up to 4 weeks
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Up to 4 weeks
|
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Levels of Soluble Amyloid Precursor Protein (APP) Fragments in CSF (sAPP-alpha, sAPP-beta, totalAPP) After Treatment at the Intended Target Dose Range
Time Frame: Up to 4 weeks
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Up to 4 weeks
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Compare the Relationship of A-beta1-40 Levels in Plasma and CSF After Treatment at the Intended Dose Range
Time Frame: Up to 4 weeks
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Up to 4 weeks
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Collaborators and Investigators
Sponsor
Sponsor
Publications and helpful links
Study record dates
Study Major Dates
Study Start (Actual)
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Actual)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- CR106397
- 54861911ALZ1008 (Other Identifier: Janssen Pharmaceutical K.K., Japan)
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