Pfizer Says Its Vaccine Is Highly Protective in Children 5 to 11 October 22, 2021 Auto Bot BioNTech SE, Centers for Disease Control and Prevention, Children and Childhood, Clinical Trials, Coronavirus (2019-nCoV), Food and Drug Administration, Pfizer Inc, Vaccination and Immunization 0 The findings could add momentum for F.D.A. authorization of the pediatric dose, perhaps next week, a long-awaited development that would affect 28 million children.