New FDA Statement on Acetaminophen and Autism: What It Says and Why It Matters Blog Heninger Garrison Davis, LLC The role of glutathione redox imbalance in autism spectrum disorder: A review ScienceDirect The parent compounds of acetaminophen (US market in 1955 in the US as Tylenol and other products) were first discovered in 1886 (acetanilide) and 1887 (phenacetin). These were the earliest synthetic fever 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