Valneva Reports Positive Final Phase 2 Antibody Persistence and Safety Results in Children for its Chikungunya Vaccine IXCHIQ®

IXCHIQ® was well tolerated by children aged one to eleven years regardless of the dose or previous chikungunya infection (CHIKV) Antibody levels remained high after twelve months in both dose groups, although more robust with the full dose Twelve-month data continues to support full dose selection for a future Phase 3 trial Saint-Herblain (France), December 10, 2025 – Valneva SE (Nasdaq: VALN; Euronext Paris: VLA), a specialty vaccine company, today announced positive final antibody persistence and safety d ...