Final answer:
The nurse should review the Glycosylated HbA1c test to obtain information about the long-term therapeutic effects of repaglinide for type 2 diabetes mellitus.
Step-by-step explanation:
The nurse should plan to review the Glycosylated HbA1c laboratory test to obtain information about the long-term therapeutic effects of repaglinide for type 2 diabetes mellitus. Glycosylated HbA1c, also known as hemoglobin A1c, reflects the average blood glucose levels over the past two to three months. This test is commonly used to monitor the effectiveness of diabetes treatment.