41. Which of the following drugs is NOT an insulin secretagogue?
(A) Glymepride ( a sulfonylurea)
(B) Repaglinide (a Meglitinide)
(C) Exenatide (a GLP-1 agonist)
(D) Metformin (a Biguanide)

這是一份關於糖尿病藥物藥理學的詳細解題說...