This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other topics and Adverse effects, Subject name: Anatomy
[{'content': 'Glibenclamide reduces blood glucose in all of the following EXCEPT: \nSelect and explain. \nA. Non diabetics, B. Type 1 diabetics, C. Type 2 diabetics, D. Obese diabetics', 'role': 'user'}, {'content': 'Answer: B \nExplanation: (Ref: KDT 6/e p266) Sulfonylureas decrease blood glucose in diabetics as well as non-diabetics. It requires at least 30% of functional beta cells for their action. Insulin is the only treatment for type 1 doanetes.', 'role': 'assistant'}]