How glutathione acts to protect mammalian organisms from potentially toxic exogenous and endogenous compounds Ivory Research A review on the possible molecular mechanism of action of N acetylcysteine against insulin resistance and type 2 diabetes development ScienceDirect N ACETYLCYSTEINE (NAC) The mechanism of action of N acetylcysteine (NAC): The emerging role of H2S and sulfane sulfur species ScienceDirect 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