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GlobeNewsWire
20 days ago
Valneva Reports 95% Seroresponse Four Years After Single Shot of Chikungunya Vaccine IXCHIQ®
Saint-Herblain (France), September 30, 2025 – Valneva SE (Nasdaq: VALN; Euronext Paris: VLA), a specialty vaccine company, today reported positive antibody persistence data four years after vaccination with a single dose of its chikungunya vaccine IXCHIQ®. The results are in line with Valneva's expectations for this vaccine, confirming a strong and long-lasting antibody persistence across all age groups investigated. The four-year persistence data are in line with previous persistence data1 , 2 , 3, further highlighting a key advantage of the vaccine.