This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Poisoning, Subject name: Forensic Medicine
[{'content': 'The drug of choice for mushroom poisoning is - \nSelect and explain. \nA. Atropine, B. Physostigmine, C. Adrenaline, D. Carbachol', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Atropine is useful in early onset mushroom poisoning. It counteracts the muscarinic symptoms. others-benzyl penicillin,anti-phalloidien serum REF;THE SYNOPSIS OF FORENSIC MEDICINE:KS NARAYANA REDDY;28th EDITION;PAGE NO 372', 'role': 'assistant'}]