Which of the following drugs promotes the release of endogenous insulin?: (A) Acarbose, (B) Glipizide, (C) Nateglinide, (D) Pioglitazone
Answer is A. (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.