F.D.A. Allows Second Coronavirus Boosters for Everyone 50 and Older March 29, 2022 Auto Bot BioNTech SE, Centers for Disease Control and Prevention, Coronavirus (2019-nCoV), Food and Drug Administration, Johnson & Johnson, Moderna Inc, Pfizer Inc, United States Politics and Government, Vaccination and Immunization 0 People in the age group can get the additional shot at least four months after their first booster. Those 12 and older with certain immune deficiencies are also eligible.