Diabetes Mellitus USMLE Step 1 Practice Question
A 48-year-old obese woman with type 2 diabetes presents with a 3-month history of improved glycemic control and 8-pound weight loss after initiating a new antidiabetic agent. Vital signs show BP 128/82 mmHg, HR 72/min, RR 14/min, and temperature 37.0°C. Recent HbA1c is 6.8% (previously 8.2%). She denies nausea or gastrointestinal symptoms. The medication promotes glucose-dependent insulin secretion, decreases glucagon secretion, and slows gastric emptying. Which drug most likely explains her clinical response?
Answer choices
- ALiraglutideCorrect answer
- BPioglitazone
- CRepaglinide
- DGlimepiride
- EAcarbose
- FDPP-4 inhibitor (sitagliptin)
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