Does the original diphteria-tetanus-pertussis DTP) vaccine 💉have a placebo trial? 🧐 Kind of…🫣…and it doesn’t look good. 🫠 The current dTaP vaccine was found to be better tolerated than the original DTP vaccine in infants, but how did the DTP compare to placebo? It is like putting a frog in cold water and turning up the heat. 🔥🐸 DTP = major side effects DTaP = safer than DTP, but is it safer than nothing? Long SS, Deforest A, Smith DG, Lazaro C, Wassilak GF. Longitudinal study of adverse re