Study of VN-0200 in Japanese Healthy Adults and Elderly Subjects
A Phase 1 Study to Assess the Safety, Tolerability, and Immunogenicity of VN-0200 After Intramuscular Injections in Japanese Healthy Adults and Elderly Subjects
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 1
Contacts and Locations
Study Locations
-
-
Tokyo
-
Shinjuku-Ku, Tokyo, Japan, 160-0017
- Medical Corporation Association Shinanokai Shinanozaka Clinic
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Japanese
- Healthy adults aged ≥20 and ≤50 years (Step 1) or healthy elderly aged ≥65 and ≤80 years (at the time of informed consent)
- Body mass index (BMI) is ≥18.0 and <30.0 kg/m^2 (at screening)
Exclusion Criteria:
- Participants with a history of anaphylaxis or severe allergies due to food, medicine, insect bites, cosmetics, or vaccination
- Having alcohol or drug dependence, etc.
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Prevention
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Triple
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Experimental: Step 1: VN-0200 low dose
Healthy adults subjects will be randomized to receive intramuscular injection of low dose of VAGA-9001a adjuvanted with low dose of MABH-9002b.
|
VN-0200 (antigen: VAGA-9001a, adjuvant: MABH-9002b) administered as an intramuscular injection into the deltoid muscle of the upper arm; 2 injections total
|
|
Experimental: Step 1: VN-0200 medium dose
Healthy adults subjects will be randomized to receive intramuscular injection of medium dose of VAGA-9001a adjuvanted with medium dose of MABH-9002b.
|
VN-0200 (antigen: VAGA-9001a, adjuvant: MABH-9002b) administered as an intramuscular injection into the deltoid muscle of the upper arm; 2 injections total
|
|
Experimental: Step 1: VN-0200 high dose
Healthy adults subjects will be randomized to receive intramuscular injection of high dose of VAGA-9001a adjuvanted with high dose of MABH-9002b.
|
VN-0200 (antigen: VAGA-9001a, adjuvant: MABH-9002b) administered as an intramuscular injection into the deltoid muscle of the upper arm; 2 injections total
|
|
Placebo Comparator: Step 1: Placebo
Healthy adults and elderly subjects will be randomized to receive intramuscular injection of placebo.
|
Placebo administered as an intramuscular injection into the deltoid muscle of the upper arm; 2 injections total
|
|
Experimental: Step 2: VN-0200 low dose
Healthy elderly subjects will be randomized to receive intramuscular injection of low dose of VAGA-9001a adjuvanted with low dose of MABH-9002b.
|
VN-0200 (antigen: VAGA-9001a, adjuvant: MABH-9002b) administered as an intramuscular injection into the deltoid muscle of the upper arm; 2 injections total
|
|
Experimental: Step 2: VN-0200 dose medium dose
Healthy elderly subjects will be randomized to receive intramuscular injection of medium dose of VAGA-9001a adjuvanted with medium dose of MABH-9002b.
|
VN-0200 (antigen: VAGA-9001a, adjuvant: MABH-9002b) administered as an intramuscular injection into the deltoid muscle of the upper arm; 2 injections total
|
|
Experimental: Step 2: VN-0200 high dose
Healthy elderly subjects will be randomized to receive intramuscular injection of high dose of VAGA-9001a adjuvanted with high dose of MABH-9002b.
|
VN-0200 (antigen: VAGA-9001a, adjuvant: MABH-9002b) administered as an intramuscular injection into the deltoid muscle of the upper arm; 2 injections total
|
|
Placebo Comparator: Step 2: Placebo
Healthy adults and elderly subjects will be randomized to receive intramuscular injection of placebo.
|
Placebo administered as an intramuscular injection into the deltoid muscle of the upper arm; 2 injections total
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Number of Participants Reporting Treatment-emergent Adverse Events
Time Frame: From first administration through 28 days post second administration
|
From first administration through 28 days post second administration
|
|
Number of Participants Reporting Local and Systemic Adverse Events
Time Frame: From first administration up to 14 days after second administration
|
From first administration up to 14 days after second administration
|
|
Number of Participants Reporting Serious Adverse Events
Time Frame: From date of informed consent up to approximately 3 months
|
From date of informed consent up to approximately 3 months
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Geometric Mean Fold Rise (GMFR) of Anti-RSV Specific Neutralizing Activity
Time Frame: Day 29 and Day 57 post-dose and at the time of discontinuation (whichever occurs first), up to approximately 2 months
|
Day 29 and Day 57 post-dose and at the time of discontinuation (whichever occurs first), up to approximately 2 months
|
|
Geometric Mean Titer (GMT) of Anti-VAGA-9001a IgG
Time Frame: Day 1 (pre-dose), Day 29 and Day 57 post-dose, and at the time of discontinuation (whichever occurs first), up to approximately 2 months
|
Day 1 (pre-dose), Day 29 and Day 57 post-dose, and at the time of discontinuation (whichever occurs first), up to approximately 2 months
|
|
Geometric Mean Titer (GMT) of Anti-RSV IgG
Time Frame: Day 1 (pre-dose), Day 29 and Day 57 post-dose, and at the time of discontinuation (whichever occurs first), up to approximately 2 months
|
Day 1 (pre-dose), Day 29 and Day 57 post-dose, and at the time of discontinuation (whichever occurs first), up to approximately 2 months
|
|
Number of IFN-γ spot-forming cells in PBMC Detected by ELISPOT
Time Frame: Day 1 (pre-dose), Day 29 and Day 57 post-dose, and at the time of discontinuation (whichever occurs first), up to approximately 2 months
|
Day 1 (pre-dose), Day 29 and Day 57 post-dose, and at the time of discontinuation (whichever occurs first), up to approximately 2 months
|
Collaborators and Investigators
Sponsor
Sponsor
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 (Actual)
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
- VN0200-A-J101
- jRCT2031210069 (Other Identifier: Japan Registry of Clinical Trials)
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
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