The headline Tylenol causes autism has sparked concern. But the science tells a more nuanced story. Some observational studies have found that when pregnant women used more acetaminophen, their Mark Hyman, TYLENOL [Acetaminophen] metabolism A lot of GLUTATHIONE is needed to deal with the Oxidative Stress generated by the CYP 450 metabolism of Tylenol. When people go to the ER for Tylenol Overdose About Acetaminophen Overdose 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 & Why You Need To Avoid Tylenol Before and After Vaccines