This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
[{'content': "Margnan's syndrome also called cocaine bugs is seen in? \nSelect and explain. \nA. Cannabis overdose, B. Datura poisoning, C. Cocaine poisoning, D. Opium poisoning", 'role': 'user'}, {'content': 'Answer: C \nExplanation: This syndrome is seen in cocaine\xa0\xa0poisoning. It is a tactile hallucination person feels as if insects are creeping under the skin.', 'role': 'assistant'}]