Autism and Tylenol: Exploring the Evidence on Acetaminophen in Pregnancy NAM 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 This is your body on Tylenol: We explain how it works Is Tylenol Safe During Pregnancy? Understanding Risk Factors Seeking Health Nini Munoz , PhD. Since the administration claimed Tylenol as a cause of autism, we've seen a number of alternative and 'integrative' practitioners talking Instagram