This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Central Nervous system, Subject name: Pharmacology
[{'content': 'Which of the following compounds acts as a benzodiaz epine antagonist? \nSelect and explain. \nA. Flumazenil, B. Naloxone, C. Furazolidone, D. Naltrexone', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A specific BZD antagonist flumazenil is used for BZD poisoning ,it is a BZD analogue which has little intrinsic activity (no effect on normal subject), but competes with BZD agonist as well as inverse agonist for BZD receptor &reverse its effect . Ref: KD tripathi 8th ed.', 'role': 'assistant'}]