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 group of antidiabetic drugs are contraindicated in patient with MEN syndrome? \nSelect and explain. \nA. Biguanides, B. GLP - 1 analogues, C. α - glucosidase inhibitors, D. Meglitinides', 'role': 'user'}, {'content': 'Answer: B \nExplanation: GLP 1 analogues can lead to medullary carcinoma of thyroid and hence they are contraindicated in patients with MEN syndrome.', 'role': 'assistant'}]