Safety and Immunogenicity of the Monovalent Influenza Vaccine A (H5N8) (Inactivated, Fragmented and Adjuvanted) in Adults and Older Adults

PHASE1/PHASE2RecruitingINTERVENTIONAL
Enrollment

700

Participants

Timeline

Start Date

September 1, 2025

Primary Completion Date

December 31, 2025

Study Completion Date

July 31, 2026

Conditions
Avian Influenza A Virus
Interventions
BIOLOGICAL

Monovalent Influenza Vaccine A (H5N8) (Inactivated, Fragmented, and Adjuvanted) 7.5 mcg

Monovalent Influenza Vaccine A (H5N8) (Inactivated, Fragmented, and Adjuvanted) 7.5 mcg + IB160 adjuvant (0.5mL total)

BIOLOGICAL

Monovalent influenza vaccine type A (H5N8) 15 mcg

Monovalent influenza vaccine type A (H5N8) 15 mcg + IB160 adjuvant (0.5mL total)

OTHER

Placebo

Phosphate buffered saline (PBS) (0.5 mL/dose).

Trial Locations (5)

30750-140

NOT_YET_RECRUITING

Centro de Terapias Avançadas E Inovadoras - Ct Terapias/Ufmg, Belo Horizonte

52011-040

RECRUITING

Plátano Centro de Pesquisa Clínica LTDA, Recife

15090-000

NOT_YET_RECRUITING

Fundação Faculdade Regional de Medicina de São Jose do Rio Preto - (Centro integrado de Pesquisa CIP), São José do Rio Preto

Unknown

NOT_YET_RECRUITING

Fundação de Apoio ao Ensino, Pesquisa e Assistência do Hospital das Clínicas da Faculdade de Medicina de Ribeirão Preta da Universidade de São Paulo - (Centro de Pesquisa Clínica - S), Serrana

05403-010

NOT_YET_RECRUITING

Centro de Pesquisas Clínicas do Hospital das Clínicas da FMUSP, São Paulo

Sponsors

Lead Sponsor

All Listed Sponsors
collaborator

Fundação Butantan

UNKNOWN

collaborator

Butantan Foundation

UNKNOWN

lead

Butantan Institute

OTHER_GOV