Paracetamol (Acetaminophen) hepatotoxicity and its management. The metabolic pathways of acetaminophen (APAP) in the human body. The Download Scientific Diagram Alcohol and paracetamol are both processed through the liver. Paracetamol can form a toxic metabolite called NAPQI, which the body usually neutralises safely. But factors like heavy alcohol use, repeated dosing, fasting, Problem 2: N acetyl para benzoquinone (NAPQI) is an oxidized metabolite of acetaminophen formed in the liver. NAPQI is converted into an acetaminophen glutathione conjugate, a non toxic metabolite