ā ļøTYLENOL & AUTISMāRFK Jr and Trump are wrongāthe largest & best study in the world in 2.5 MILLION KIDSāfound no increased autism risk with acetaminophen (aka paracetamol, Tylenol) use by the mother during pregnancy. A crude unadjusted analysis found only a preliminary 5% risk, but once you adjust for family by matching using sibling controls (who didnāt get autism), the even tiny 5% risk vaporizes to 0% š. (Fun fact: I used to do drug safety epidemiology and have been whistleblower against big pharma when their drugs were dangerousāso I know a few things about drug safety data). Thread š§µ.