Researchers are studying a possible link between acetaminophen (Tylenol) use during pregnancy and higher autism or ADHD risk. It may lower glutathione, an important antioxidant for brain development. The recent discussion about acetaminophen (Tylenol) and autism has raised understandable concerns, but decades of high quality research is clear acetaminophen use during pregnancy does not cause autism. While the causes of Frustrated, worried, disappointed': Georgia doctors deal with fallout of Tylenol and autism claims Georgia Public Broadcasting Acetaminophen and Neurodevelopment Encyclopedia MDPI Evaluating the Role of Susceptibility Inducing Cofactors and of Acetaminophen in the Etiology of Autism Spectrum Disorder