
In August 2026, Pfizer and BioNTech received U.S. FDA approval for their updated COMIRNATY COVID-19 vaccine targeting the XFG variant for high-risk individuals, while Pfizer and Valneva’s Lyme disease vaccine candidate PF-07307405 had its Marketing Authorization Application validated by the European Medicines Agency based on Phase 3 trial data. Together, these vaccine milestones highlight Pfizer’s ongoing role in infectious disease prevention across both seasonal COVID-19 protection and...


















