system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 62-year-old man, who is known to have recurrent thromboembolic strokes, presents to his physician for a routine follow-up visit. While assessing drug compliance, the physician realizes that the patient inadvertently doubled his dose of warfarin 1 month ago. When he is asked about any new complaints, the patient denies any symptoms, including bleeding. The physical examination does not show any signs of bleeding. Based on the patient’s lifestyle, the physician does not consider him to be at increased risk for bleeding. He then orders an international normalized ratio (INR) for this patient, which is 13.5. In addition to temporarily holding warfarin, which of the following drugs is indicated for this patient?
assistant
Phytonadione