A nurse is taking a medication history from a client who has a new prescription for levothyroxine. The nurse should instruct the client to wait 4 hr after taking levothyroxine before taking which of the following supplements?
Ginkgo biloba
Calcium
Vitamin C
Zinc
The Correct Answer is B
Calcium can interfere with the absorption of levothyroxine when taken concurrently, potentially reducing its effectiveness. Therefore, it is recommended to separate the administration of these two medications by at least 4 hours to avoid this interaction.
A,C,D-No effect on absorption of levothyroxine
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
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
Correct Answer is A
Explanation
Carbamazepine is an antiepileptic medication commonly used to treat seizures. One of the potential adverse effects of carbamazepine is blurred vision. This occurs because carbamazepine can affect the function of the eyes, leading to changes in vision. Clients taking carbamazepine should be advised to report any changes in vision, such as blurriness or difficulty focusing, to their healthcare provider promptly.
B,C,D- are not related to carbamazepine use
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