This question is part of the USMLE QBANK

The Free question bank contains hundreds of free MCQs with answers.

Feel free to browse through the questions and if you feel the need to contact us, don't hesitate.

Page 1 of 1

1. A 70-year-old man with a history of atrial fibrillation is started on an oral anticoagulant. His prothrombin time is monitored on a regular basis. A few months into his therapy, he begins treatment for a duodenal ulcer and he develops symptoms of a bleeding diathesis. Which of the following ulcer medications is most likely responsible for this change in his hemostatic status?