Acetaminophen Pathway (toxic doses), Pharmacokinetics 3 Glutathione Rescue Normally, glutathione binds NAPQI and converts it into non toxic byproducts (cysteine + mercapturic acid) that are excreted. Example: Glutathione is your liver's safety net against toxins. What Are the Potential Sites of Protein Arylation by N Acetyl p benzoquinone Imine (NAPQI)? Chemical Research in Toxicology Haggling with HAGMA: A Common Medication with an Uncommon Differential Renal Fellow Network File:Acetaminophen metabolism.jpg Wikimedia Commons