A 19-year-old university student presents 6 hours after ingesting an unknown quantity of acetaminophen in a suicide attempt. She is alert and asymptomatic. What is the most appropriate next step in management?AReassure as she is asymptomaticBMeasure serum acetaminophen level and use the nomogram to decide on N-acetylcysteineCWait for signs of hepatic failure before treatingDGive activated charcoal onlyEAdmit to psychiatry without medical assessmentCheck my answer