The nurse is assessing therapeutic blood levels for a client receiving lithium (Lithobid). The nurse should recognize which of the following levels as toxic for this drug?

0.25 mEq/L to 1 mEq/L

0.2 mEq/L to 0.4 mEq/L

1.5 mEq/L to 2 mEq/L

0.5 mEq/L to 1.0 mEq/L

Answer and Explanation

The Correct Answer is C

A. Levels in this range are generally considered therapeutic for lithium.
B. Levels in this range are typically below the therapeutic range for lithium.
C. Lithium levels in the range of 1.5 mEq/L to 2 mEq/L are considered toxic and require intervention.
D. Levels in this range are generally within the therapeutic range for lithium.

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Correct Answer is A

Explanation

A. Lovastatin is most effective when taken at night because cholesterol synthesis primarily occurs during sleep. Grapefruit juice should be avoided as it can increase the drug's concentration, leading to potential toxicity.
B. Lovastatin should be taken with food, preferably in the evening, to enhance absorption and effectiveness.
C. Dark, leafy greens are not contraindicated with lovastatin; they do not interfere with the medication’s action.
D. Alcohol intake should be limited while on statins due to the increased risk of liver damage, and there is no need to increase potassium-rich foods specifically.

A. Heart failure B. Megaloblastic anemia C. Angina pectoris D. Chronic kidney disease

Correct Answer is B

Explanation

A. Heart failure is not treated with folic acid; it is typically managed with medications like ACE inhibitors, beta-blockers, and diuretics.
B. Folic acid is used to treat megaloblastic anemia, which is often caused by folate deficiency.
C. Angina pectoris is treated with medications such as nitrates, beta-blockers, and calcium channel blockers.
D. Chronic kidney disease is managed with medications targeting blood pressure and other specific interventions, not folic acid.

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The nurse is assessing therapeutic blood levels for a client receiving lithium (Lithobid). The nurse should recognize which of the following levels as toxic for this drug?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

The nurse is preparing a client for discharge with a medical prescription for the HMG-CoA inhibitor, lovastatin [Mevacor]. Which statements from the client demonstrate a clear understanding of the teaching provided by the nurse?

Correct Answer is A

Explanation

The nurse is administering folic acid to a client and correctly identifies the medication is used to treat which of the following conditions?

Correct Answer is B

Explanation

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Which of the following will the nurse include in teaching for a client taking ferrous sulfate [Feosol]?

The nurse is administering the first dose of hydralazine to an older adult. The nurse should place the client on which of the following precautions?

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A client is admitted to a hospital for treatment for first-time acute symptoms of mania. The nurse anticipates the provider will prescribe which of the following medications?

The nurse is assessing therapeutic blood levels for a client receiving lithium (Lithobid). The nurse should recognize which of the following levels as toxic for this drug?

A nurse is assessing a client who complains of a persistent, nonproductive dry cough after starting a new prescription for hypertension. Which of the following medications does the nurse suspect?