Valneva's Lyme disease vaccine candidate VLA15 shows strong immune response and safety.

Wednesday, Nov 26, 2025 1:05 am ET1min read

Valneva SE announced positive final immunogenicity and safety data from Phase 2 study of Lyme disease vaccine candidate VLA15. Antibody levels remained above baseline across all six serotypes and age groups six months after the third yearly booster dose, with no safety concerns observed in any age group. The results confirm the benefits of a yearly vaccination prior to each Lyme season.

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