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': 'All of the statements about exenatide are true except: \nSelect and explain. \nA. It is a GLP–1 analogue, B. It can be used for treatment of Type 1 diabetes mellitus, C. It is given subcutaneously, D. It decreases glucagon', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Exenatide (Exendin 4) is a GLP-1 receptor agonist that is more resistant to DPP-4 action and cleared by the kidney.\nWhen this drug is given to patients with type 2 diabetes by subcutaneous injection twice daily, it lowers blood glucose and HbA1c levels. It is not indicated in type 1 diabetes.\nExenatide appears to have the same effects as GLP-1 on glucagon suppression and gastric emptying.\nOnly drugs approved for treatment of type 1 diabetes are insulin and pramlintide.', 'role': 'assistant'}]