This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S, Subject name: Pharmacology
[{'content': 'All is true about flumazenil except: \nSelect and explain. \nA. Antagonist of benzodiazepines, B. Treat barbiturate poisoning, C. Given intravenously, D. Act GABA channel', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B. Treat barbiturate poisoningFlumazenil is the competitive antagonist of benzodiazepines receptor. It acts as specific antidote of benzodiazepines poisoning. It is given intravenously and it inhibits GABA facilitatory action.', 'role': 'assistant'}]