EYECARE: Coronavirus BRIEFING: The Latest COVID-19 Data The Most Common Side Effects of the New Bivalent COVID Booster By Staff Tuesday, September 20, 2022 2:56 PM “The anticipated side effects are really exactly what would be expected to occur after the previous vaccinations.”Dr. William Schaffner, professor of preventive medicine in the department of health policy at Vanderbilt University Medical Center, discusses the new bivalent COVID boosters that target both the original strain and omicron subvariants with HuffPost in the story, “The Most Common Side Effects of the New Bivalent COVID Booster.”