Valneva SE (VALN) recently applied for a label extension to the FDA to potentially extend the use of its chikungunya vaccine, IXCHIQ. Currently approved for adults, the vaccine may soon be accessible to adolescents aged 12 to 17 years, following the label extension. This submission is backed by positive adolescent Phase 3 data that demonstrated a 99.1% immune response rate and a favorable safety profile in adolescents. Expanding access to this age group addresses a critical gap, particularly as chikungunya ...