A nurse is caring for a client who is taking warfarin and reports taking several new herbal supplements. The nurse should identify which of the following supplements is contraindicated for concurrent use with warfarin?
Ginkgo biloba
Coenzyme QIO
Valerian
Probiotics
The Correct Answer is A
Ginkgo biloba is a form of alternative medicine that is used due to its antioxidants and cardiovascular benefits. In addition to these, it has antiplatelet effects which increases the risk of bleeding when used concurrently with anticoagulants such as in clients receiving warfarin
Coenzyme QIO, Valerian and probiotics have no notable interactions with warfarin
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
The provider should be consulted as other oral alternative exist. It is important for the nurse to understand his or her role as a client’s advocate. In this, role, she should acknowledge the client’s concerns and address the issues without coercing or threatening the client.
A- This does not respect client’s autonomy
B- This statement is inappropriate as the nurse should not use threats to induce fear
C- This statement fails to appreciate the client’s concerns
Correct Answer is A
Explanation
PT measures the time it takes for blood to clot, and it is particularly relevant for clients taking warfarin because warfarin works by inhibiting the synthesis of certain clotting factors, including factors II, VII, IX, and X, which are involved in the PT pathway. Monitoring PT levels helps ensure that the client is receiving an appropriate dose of warfarin to prevent clot formation without causing excessive bleeding.
B. Total iron-binding capacity (TIBC) is a test used to assess iron levels in the blood and is unrelated to warfarin therapy.
C. WBC (White Blood Cell count) is a test used to assess the number of white blood cells in the blood and is unrelated to warfarin therapy.
D. PTT (Partial Thromboplastin Time) is a test used to evaluate the intrinsic and common pathways of the coagulation cascade. It is used in the monitoring of heparin anticoagulant therapy. It is not typically used to monitor warfarin therapy
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