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': 'Which of the following drugs promotes the release of endogenous insulin? \nSelect and explain. \nA. Acarbose, B. Glipizide, C. Nateglinide, D. Pioglitazone', 'role': 'user'}, {'content': 'Answer: A \nExplanation: (Ref: KDT 6/e p270) It is an alpha-glucosidase inhibitor. It inhibits the breakdown of complex carbohydrates to simple carbohyrates and thus decreases their absorption.', 'role': 'assistant'}]