Better alternatives for pain relief than Tylenol NSAIDs Turnpaugh Health & Wellness 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 Is Tylenol Bad? 5 Dangers for Children & Adults Done With Diligence 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 depletes glutathione levels