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 & Pharmacology of paracetamol Deranged Physiology Sex differences in glutathione metabolism and acetaminophen toxicity Illustration of the effects of acetaminophen on glutathione, Download Scientific Diagram Dr. Laura E. Riley joined @GoodMorningAmerica recently to clear up some lingering confusion about Tylenol (acetaminophen) use during pregnancy. A new study from the University of London found that acetaminophen is safe