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 & Early life acetaminophen exposure, glutathione S transferase genes, and development of adolescent asthma in a high risk birth cohort Journal of Allergy and Clinical Immunology Is Tylenol Safe During Pregnancy? Understanding Risk Factors Seeking Health Acetaminophen causes neurodevelopmental injury in susceptible babies and children: no valid rationale for controversy Do you have questions about the use of Tylenol during pregnancy? We spoke with Dr. Janine Hutson, maternal fetal medicine specialist and OBGYN about what the latest research says, what to consider and Tylenol, Autism, And The Glutathione Connection OC Integrative Medicine