GERD and Peptic Ulcer Disease USMLE Step 1 Practice Question
A 33-year-old woman with poorly controlled diabetes mellitus presents with epigastric discomfort, early satiety, and nausea. Vital signs: BP 118/76 mmHg, HR 88/min, RR 16/min, temp 37°C, SpO2 98% on room air. She denies hematemesis or melena. Upper endoscopy shows delayed gastric emptying with no ulceration. Fasting glucose is 186 mg/dL. She is started on a medication that improves gastric motility and blocks D2 receptors in the chemoreceptor trigger zone. Which medication most likely produces this dual mechanism?
Answer choices
- AAprepitant
- BMetoclopramideCorrect answer
- COndansetron
- DOmeprazole
- ELoperamide
- FDomperidone
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