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

Answer and Explanation

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

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Free Nursing Study Resources

Correct Answer is ["A","B","D","E","F"]

Explanation

The medication causes a harmless discoloration or urine (Levodopa causes darkening of urine rather than lightening), high protein intake interferes with the availability of the medication in the CNS, The medication causes orthostatic hypotension and dizziness, The medication should be taken with a meal if nausea and vomiting occurs, Initially the medication can cause dyskinesia which should be reported, The medication also cause hallucinations and sleep disturbances

A. Sildenafil B. Gemfibrozil C. Lansoprazole D. Diazepam

Correct Answer is A

Explanation

Both sildenafil and nitroglycerin are vasodilators and can lead to severe hypotension when used together. Sildenafil acts by inhibiting phosphodiesterase 5 (PDE 5), an enzyme that breaks down cGMP, which regulates blood flow in the penis. The medication also results in the dilation of blood vessels in the lungs, which is beneficial for treating pulmonary arterial hypertension.
B, C, D- No interactions with nitroglycerin

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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?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

Correct Answer is ["A","B","D","E","F"]

Explanation

A nurse is reviewing the list of current medications for a client who has a new prescription for nitroglycerin. The nurse should identify that which of the following client medications is contraindicated for use with nitroglycerin?

Correct Answer is A

Explanation

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