Saint Herblain (France), August 18, 2025 – Valneva SE (Nasdaq: VALN; Euronext Paris: VLA), a specialty vaccine company, today announced that Health Canada has granted marketing authorization for its single-dose vaccine, IXCHIQ®, for the prevention of disease caused by the chikungunya virus in individuals aged 12 years and older. This announcement adds to the adult marketing authorization already received in Canada[1] and complements the adolescent label extension received in Europe in April 2025[2].
In addition to the adolescent data, Health Canada’s label extension application included IXCHIQ®’s antibody persistence data, which show that the vaccine’s immune response was sustained for 24 months by 97% of participants and was equally durable in younger and older adults[3].
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