This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET Jan 2020, Subject name: Psychiatry
[{'content': 'Magnan symptoms are associated with which substance? \nSelect and explain. \nA. Cocaine, B. Cannabis, C. Amphetamine, D. Alcohol', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Intoxication of Cocaine leads to- Euphoria Sympathetic symptoms (tachycardia, palpitations, hypeension, sweating , mydriasis) Paranoid ideations + auditory hallucinations Tactile hallucinations or cocaine bugs or magnan phenomenon or formication i.esmall insects are crawling under the skin', 'role': 'assistant'}]