Sex differences in glutathione metabolism and acetaminophen toxicity Regarding Tylenoland Critical Thinking in Matters of Health. Apex Dental What is glutathione and why must we protect patient access to it? Data summary: IL 4 regulates glutathione levels in the liver and lung Download Scientific Diagram 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 & 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