Actively Recruiting
Study of Different Formulations of Vaccines Encoding the RSV Monovalent Antigen or the Flu H5 Antigen in Participants 18 to 49 Years of Age
Led by Sanofi · Updated on 2026-05-08
570
Participants Needed
6
Research Sites
50 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
The purpose of this study is to evaluate the safety and immunogenicity of different formulations of vaccines encoding the RSV monovalent antigen or the Flu hemagglutinin subtype 5 (H5) antigen in healthy participants aged 18 to 49 years. The total duration of study participation for each participant varies by stage and treatment arm. Stage 1: * For Arm 1, Arm 2, and Arm 3 the duration of study participation will be approximately 7 months for each participant. * For Arm 4, Arm 5, and Arm 6 the duration of study participation will be approximately 6 months for each participant. Stage 2: For all arms, the duration of study participation will be approximately 7 months for each participant.
CONDITIONS
Official Title
Study of Different Formulations of Vaccines Encoding the RSV Monovalent Antigen or the Flu H5 Antigen in Participants 18 to 49 Years of Age
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Aged 18 to 49 years on the day of inclusion
- Female participants must not be pregnant or breastfeeding
- Females who are not of child-bearing potential must be post-menopausal for at least 1 year or surgically sterile
- Females of child-bearing potential must use effective contraception or abstinence from 4 weeks before until 12 weeks after last study intervention
You will not qualify if you...
- Any condition that might interfere with the evaluation of the study objectives as determined by the Investigator
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Trial Site Locations
Total: 6 locations
1
Site # 0361002
Griffith, Queensland, Australia, 4222
Actively Recruiting
2
Site # 0361001
Herston, Queensland, Australia, 4006
Actively Recruiting
3
Site # 0361003
Morayfield, Queensland, Australia, 4506
Actively Recruiting
4
Site # 0361005
Sippy Downs, Queensland, Australia, 4556
Actively Recruiting
5
Site # 03610004
South Brisbane, Queensland, Australia, 4104
Actively Recruiting
6
Site # 036006
Taringa, Queensland, Australia, 4068
Actively Recruiting
Research Team
S
Sanofi Trial Transparency Email Recommended (Toll free for US and Canada)
CONTACT
How is the study designed?
Study Type
INTERVENTIONAL
Masking
TRIPLE
Allocation
RANDOMIZED
Model
SEQUENTIAL
Primary Purpose
PREVENTION
Number of Arms
12
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