There is no conclusive evidence that acetaminophen use during pregnancy causes autism in children. Read Acting NYC Health Commissioner Dr. Michelle Morse's statement Association between acetaminophen metabolites and CYP2E1 DNA methylation level in neonate cord blood in the Boston Birth Cohort Clinical Epigenetics Springer Nature Link PDF] Evidence that Increased Acetaminophen use in Genetically Vulnerable Children Appears to be a Major Cause of the Epidemics of Autism, Attention Deficit with Hyperactivity, and Asthma Semantic Scholar Acetaminophen causes neurodevelopmental injury in susceptible babies and children: no valid rationale for controversy The Tylenol Autism Controversy Just Got Its Answer Acetaminophen and Autism: What You Need to Know Autism Research Institute