N Acetyl Cysteine (Glutathione Precursor) Proposed mechanism of action of N Acetylcysteine. Download Scientific Diagram Proposed molecular mechanism by which N acetyl cysteine (NAC) Download Scientific Diagram What is NAC and what is Glutathione? Q Which one of the following is the mechanism of action of N acetylcysteine in treating a case of acetaminophen toxicity? A Blocks metabolism of acetaminophen B Enhances clearance of acetaminophen C Induces P450 enzymes D Supplies A new opportunity for N acetylcysteine. An outline of its classic antioxidant effects and its pharmacological potential as an epigenetic modulator in liver diseases treatment Naunyn Schmiedeberg's Archives of Pharmacology Springer Nature