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 Safe During Pregnancy? Understanding Risk Factors Seeking Health Is Tylenol Safe During Pregnancy? Understanding Risk Factors Seeking Health Acetaminophen C8H9NO2 CID 1983 PubChem Acetaminophen MSK Medbullets Step 1 Acetaminophen, also known as Tylenol, is used to help with pain & to reduce fever. However, taking too much acetaminophen can be harmful to the liver which filters out toxins &