NCT01668537
Completed
Phase 2
A Randomized, Double-blind, Multicenter Phase II Trial to Compare the Immunogenicity and Safety of a Liquid-frozen and a Freeze-dried Formulation of IMVAMUNE® (MVA-BN®) Smallpox Vaccine in Vaccinia-naïve Healthy Subjects
ConditionsSmallpox
Overview
- Phase
- Phase 2
- Intervention
- Not specified
- Conditions
- Smallpox
- Sponsor
- Bavarian Nordic
- Enrollment
- 651
- Locations
- 3
- Primary Endpoint
- ELISA GMT
- Status
- Completed
- Last Updated
- 5 years ago
Overview
Brief Summary
A randomized, double-blind, multicenter Phase II trial to compare the immunogenicity and safety of a liquid-frozen and a freeze-dried formulation of IMVAMUNE (MVA-BN®) smallpox vaccine in vaccinia-naïve healthy subjects
Investigators
Eligibility Criteria
Inclusion Criteria
- Not provided
Exclusion Criteria
- Not provided
Outcomes
Primary Outcomes
ELISA GMT
Time Frame: Week 6
Geometric Mean Titers (GMT) based on vaccinia-specific Enzyme-linked Immunosorbent Assay (ELISA). Titers below the detection limit are included with a value of '1'
Secondary Outcomes
- ELISA GMTs(within 8 weeks)
- Number of Participants With Adverse Events of Special Interest (AESI)(up to 32 weeks)
- Number of Participants With Serious Adverse Events(up to 32 weeks)
- PRNT GMT(Week 6)
- PRNT GMTs(within 8 weeks)
- ELISPOT Magnitudes of Response(within 8 weeks)
- Percentage of Participants With Response by ELISPOT(within 8 weeks)
- Percentage of Responders by ELISPOT(within 8 weeks)
- Correlation ELISA vs PRNT Titers(within 8 weeks)
- Number of Participants With Related Grade >=3 Adverse Events(within 29 days after vaccination)
- Number of Participants With Solicited Local Averse Events(8 days after any vaccination)
- Percentage of Participants With Seroconversion by PRNT(within 8 weeks)
- Number of Participants With Solicited General Adverse Events(within 8 days after any vaccination)
- Percentage of Participants With Seroconversion by ELISA(within 8 weeks)
- Number of Participants With Unsolicited Adverse Events(within 29 days after vaccination)
Study Sites (3)
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