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
Rifampin, an antibiotic used to treat bacterial infections, can cause a reddish-orange discoloration of body fluids, including urine. This color change is due to the presence of rifampin metabolites, which are eliminated through the urine. The discoloration is a harmless side effect and is considered normal while taking the medication. It causes decreased effectiveness of oral contraceptives
A- Rifampin is an enzyme inducer that increases the rate of metabolism of oral contraceptive pills.
This leads to subtherapeutic levels that increases the risk of pregnancy.
B- The prescription may vary
C- Rifampin causes staining of contact lens and should, therefore, be avoided
Correct Answer is D
Explanation
The term PRN stands for when needed which does not state the specific circumstances under which the medication should be given. It is therfore, important to confirm tis to ensure safe administration of the medication
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