Difficulty: Medium
Average Score: 91%
Simulated
A nurse is reinforcing teaching with a client who has a new prescription for warfarin. Which of the following foods should the nurse instruct the client to avoid?
Correct answer
B
Rationale
Spinach, high in vitamin K, can reduce warfarin's anticoagulant effect, so intake should be consistent or limited. Oranges, chicken, and potatoes have minimal impact.