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: Pharmacology
[{'content': 'Which of the following statements regarding barbiturates is accurate ? \nSelect and explain. \nA. Benzodiazepines exhibit a steeper dose response relationship as compared to barbiturates, B. Barbiturates may increase the half lives of drugs metabolized by the liver, C. Alkalization of the urine will accelerate the elimination of phenobarbital, D. Respiratory depression caused by barbiturate overdosage can be reversed by flumazenil', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Barbiturates are acidic drugs. These are ionized in the alkaline urine and thus cannot be reabsorbed. Alkalinization of urine can be used to accelerate the elimination of barbiturates in poisoning.\nOther differences between benzodiazepines and barbiturates include.', 'role': 'assistant'}]