A client taking warfarin (Coumadin) presents with bruises, dark tarry stools and an INR is 4.3.

A client taking warfarin (Coumadin) presents with bruises, dark tarry stools and an INR is 4.3. What should the nurse do? Answers: Give the Coumadin with a dark green salad and check her next stool for blood. Give an ampule of Vitamin K, then call the physician to confer about her status Explain to her family that she may have leukemia, and ask they want to have her tested for it. Hold the Coumadin and consult the physician about next steps.