A nurse is reviewing the medication list for a client who has a new diagnosis of type 2 diabetes mellitus. The nurse should recognize which of the following medications can cause glucose intolerance?
Dextromethorphan
Prednisone
Atorvastatin
Cimetidine
The Correct Answer is B
Choice A reason: Dextromethorphan is a cough suppressant that does not affect blood glucose levels. It is safe to use for clients with diabetes.
Choice B reason: Prednisone is a corticosteroid that can cause glucose intolerance by increasing glucose production and decreasing insulin sensitivity. It can worsen hyperglycemia and increase the risk of diabetic complications.
Choice C reason: Atorvastatin is a statin that lowers cholesterol levels and reduces the risk of cardiovascular disease. It does not cause glucose intolerance and may have a beneficial effect on glycemic control.
Choice D reason: Cimetidine is a histamine-2 receptor antagonist that reduces stomach acid production and treats ulcers and gastroesophageal reflux disease. It does not cause glucose intolerance and has no significant interaction with diabetes medications.

Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A reason: Decreases inflammation is a therapeutic effect of prednisone. Prednisone is a corticosteroid that suppresses the immune system and reduces the production of inflammatory mediators. This helps to relieve the pain, swelling, and stiffness of rheumatoid arthritis.
Choice B reason: Increases bone density is not a therapeutic effect of prednisone. Prednisone can cause bone loss and osteoporosis by decreasing calcium absorption and increasing calcium excretion. This increases the risk of fractures and bone damage.
Choice C reason: Reduces risk of infection is not a therapeutic effect of prednisone. Prednisone can increase the risk of infection by weakening the immune system and making it less able to fight off pathogens. This requires close monitoring and prophylactic antibiotics.
Choice D reason: Improves peripheral blood flow is not a therapeutic effect of prednisone. Prednisone can impair peripheral blood flow by causing vasoconstriction and increasing blood pressure. This can worsen the symptoms of peripheral vascular disease and increase the risk of thrombosis.
Correct Answer is B
Explanation
Choice A reason: This is incorrect because the patient may not see a response from the medication for at least six months. The patient should continue taking the medication as prescribed and follow up with the provider regularly.
Choice B reason: This is correct because finasteride can cause birth defects in male fetuses if it is absorbed through the skin or ingested by pregnant women. The patient should wear gloves when handling the tablets and avoid contact with crushed or broken tablets.
Choice C reason: This is incorrect because PSA levels will decrease while taking this medication. PSA stands for prostate-specific antigen, which is a marker for prostate cancer. The patient should inform the provider that they are taking finasteride before having a PSA test, as it may affect the results.
Choice D reason: This is incorrect because grapefruit juice does not interact with finasteride. However, the patient should avoid alcohol and other medications that may affect the liver while taking finasteride.

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