A nurse is assisting with the preparation of an educational program about the use of oral contraceptives. The nurse should include that which of the following herbal supplements reduces the effectiveness of oral contraceptives?
Ginger root
St. John's wort
Gingko biloba
Glucosamine
The Correct Answer is B
A. Ginger root is not known to reduce the effectiveness of oral contraceptives significantly.
B. St. John's wort is an herbal supplement that can induce the cytochrome P450 enzyme system, leading to increased metabolism of oral contraceptives and potentially reducing their effectiveness. Women taking oral contraceptives should be cautioned against using St. John's wort or advised to use alternative contraceptive methods.
C. Gingko biloba is not known to reduce the effectiveness of oral contraceptives significantly.
D. Glucosamine is not known to reduce the effectiveness of oral contraceptives significantly.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. While risperidone can cause orthostatic hypotension, which may result in decreased blood pressure, it is not typically associated with elevated blood pressure.
B. Risperidone has been associated with metabolic side effects such as weight gain, dyslipidemia, and increased triglyceride levels, which can contribute to cardiovascular risk.
C. Risperidone is not typically associated with hypoglycemia; instead, it may lead to hyperglycemia or exacerbate existing diabetes.
D. Weight gain is a more common adverse effect of risperidone rather than weight loss.
Monitoring for weight gain is essential due to its association with metabolic syndrome and cardiovascular risk factors.
Correct Answer is A
Explanation
A. Respiratory depression is a potential side effect of magnesium sulfate toxicity.
Administering calcium gluconate can antagonize the effects of magnesium on smooth muscle and cardiac tissue, helping to counteract respiratory depression and other symptoms of magnesium toxicity.
B. Flumazenil is a benzodiazepine receptor antagonist used to reverse the effects of benzodiazepine overdose, not magnesium sulfate toxicity.
C. Protamine sulfate is used to reverse the anticoagulant effects of heparin, not magnesium sulfate toxicity.
D. Naloxone is an opioid antagonist used to reverse the effects of opioid overdose, not magnesium sulfate toxicity.
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