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Study identifier: NCT07516418 Synced from ClinicalTrials.gov · July 28, 2026
● 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

Condition: Respiratory Syncytial Virus (RSV) · Influenza A(H5N1)  ·  Sponsor: Sanofi

PhasePhase 1
Planned participants570
Who can joinAll sexes, 18 Years to 49 Years
Healthy volunteersYes

About this study

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.

This description comes directly from the study's public registry record.

Talk to the study team

Sanofi Trial Transparency Email Recommended (Toll free for US and Canada)  ·  800-633-1610  ·  contact-us@sanofi.com

Always discuss trial participation with your own doctor first.

Locations (6)

Site # 0361002Griffith, Queensland, AustraliaRecruiting
Site # 0361001Herston, Queensland, AustraliaRecruiting
Site # 0361003Morayfield, Queensland, AustraliaRecruiting
Site # 0361005Sippy Downs, Queensland, AustraliaRecruiting
Site # 03610004South Brisbane, Queensland, AustraliaRecruiting
Site # 036006Taringa, Queensland, AustraliaRecruiting

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Source record: clinicaltrials.gov/study/NCT07516418