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 B
Explanation
Reduced respiratory rate and absence of deep tendon reflexes are an indicator of magnesium sulfate toxicity. Calcium competitively binds on the magnesium sulphate receptors to lower the toxicity effect
A- Methylergonovine is a uterotonic C-Naloxone is used for opioids toxicity D-Dexamethasone is not an antidote
Correct Answer is ["325"]
Explanation
Dose= Weight in kg* dose per kg per day
Substitute values into the formula
143lb/2.2046 *5mcg per pay
The nurse will administer 325mcg per day
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