Pediatric doctor discusses 20 year awareness of Tylenol's role in autism risk factors This is your body on Tylenol: We explain how it works Tylenol (acetaminophen) does not cause autism. The FDA, in its statement that there may be an association, confirmed that "a causal relationship has not been established, and studies of millions of children Association between acetaminophen metabolites and CYP2E1 DNA methylation level in neonate cord blood in the Boston Birth Cohort Clinical Epigenetics Springer Nature Link