A 26-year-old man presents after deliberate overdose of 40 x 500 mg paracetamol tablets 3 hours ago. He is alert and asymptomatic. What is the most appropriate immediate management?AReassure and discharge as he is asymptomaticBMeasure paracetamol level at 4 hours post-ingestion and start N-acetylcysteine if above nomogram lineCStart N-acetylcysteine immediately without checking levelsDGive activated charcoal onlyEAdmit and observe without treatmentCheck my answer