Understanding the Impact of Acetaminophen: Tylenol and Glutathione in Autism Vaccines do not cause autism. Neither does acetaminophen (Tylenol) use in pregnancy. Decades of rigorous research and systematic reviews have shown no credible link. Continuing to promote these myths is not only Sex differences in glutathione metabolism and acetaminophen toxicity Acetaminophen causes neurodevelopmental injury in susceptible babies and children: no valid rationale for controversy Does Tylenol Cause Autism? A Review of the Science Linking Tylenol and Autism Spectrum Disorder AboutLawsuits.com No link between acetaminophen use during pregnancy and children's autism risk