Pfizer Investor Presentation — October 2022

1 Breakthroughs that change patients’ lives® Breakthroughs that change patients’ lives® Efficacy and Safety of Bivalent Respiratory Syncytial Virus ( RSVpreF ) Vaccine in Older Adults IDWeek 2022, Washington, DC October 19 –23, 2022Edward E. Walsh ,1*Fernando Polack,2Agnieszka M.