This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Forensic Toxicology - Concepts, Statutes, Evidence, and Techniques, Subject name: Forensic Medicine
Treatment of paracetamol poisoning - 
Select and explain. 
A. N acetyl cysteine, B. Activated charcoal, C. Dialysis, D. Alkaline diuresis
A: N acetyl cysteine
Answer: A: N acetyl cysteine 
Explanation: Ans. is 'a' i.e., N acetylcysteine Treatment of paracetamol poisoning:o Gastric lavage- useful with in 4 hours.o N acetyl cysteine- treatment of choice. Given orally within one day to prevent hepatic damage,o Restrict fluids to less than 2.51 daily as paracetamol causes fluid retention,o Hemodialysis for acute renal failure.