Posted August 3, 2018
Until the 1990s, the vaccine administered to children for diphtheria, tetanus and pertussis protection was the DTP vaccine, one of the first combination vaccines ever licensed by the U.S. Food and Drug Administration (FDA). However, as a “whole-cell” vaccine (meaning that it contained the entire Bordetella pertussis organism rather than purified components), DTP had a significant downside—including published safety concerns dating back to the 1930s and widespread reports of neurological damage emanating from both the United States and other countries. Read more.