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A nurse is reviewing abnormal laboratory values for four clients who have schizophrenia and take clozapine.

For which of the following clients should the nurse withhold the medication and notify the provider immediately to have clozapine therapy discontinued?

A client who has a BUN of 22 mg/dL.

A client who has a serum potassium of 3.3 mEq/L.

A client who has a hematocrit of 55%.

A client who has a WBC of 2,900 cells/mm².

Answer and Explanation

The Correct Answer is D

Choice A rationale:

A BUN of 22 mg/dL is slightly elevated but not a contraindication for clozapine.

Choice B rationale:

A serum potassium of 3.3 mEq/L is slightly low but not a contraindication for clozapine.

Choice C rationale:

A hematocrit of 55% is high but not a contraindication for clozapine.

Choice D rationale:

A WBC of 2,900 cells/mm² is low and can indicate agranulocytosis, a potentially life-threatening condition. Clozapine should be discontinued.

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Correct Answer is A

Explanation

Choice A rationale:
Muscle weakness is a manifestation of mild lithium toxicity. Lithium toxicity can occur at therapeutic levels, so clients should be monitored for adverse effects.
Choice B rationale:
Constipation is not typically associated with lithium toxicity. Diarrhea, not constipation, is a symptom of lithium toxicity.
Choice C rationale:
Urinary retention is not a typical symptom of lithium toxicity. Increased urination and thirst are common side effects of lithium.
Choice D rationale:
Hyperactivity is not a typical symptom of lithium toxicity. Lithium is used to manage bipolar disorder and can help reduce hyperactivity.

A. Use bargaining to improve behavior. B. Provide rewards for positive behavior. C. Ignore negative behavior. D. Maintain a low-stimuli environment.

Correct Answer is B

Explanation

Choice A rationale:
Using bargaining to improve behavior is not recommended for individuals with Antisocial Personality Disorder. It can reinforce manipulative behaviors.
Choice B rationale:
Providing rewards for positive behavior can be beneficial. It can encourage the development of healthier behaviors.
Choice C rationale:
Ignoring negative behavior is not recommended. It’s important to address these behaviors directly and establish clear consequences.
Choice D rationale:
Maintaining a low-stimuli environment can be beneficial for individuals with Antisocial Personality Disorder. It can help reduce agitation and aggressive behaviors.

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A nurse is reviewing abnormal laboratory values for four clients who have schizophrenia and take clozapine. For which of the following clients should the nurse withhold the medication and notify the provider immediately to have clozapine therapy discontinued?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is reviewing discharge instructions with a client who has bipolar disorder and is taking lithium. Which of the following manifestations should the nurse include as an indication of mild toxicity?

Correct Answer is A

Explanation

Correct Answer is B

Explanation

A nurse is preparing to teach a client about his prescription of lithium for the treatment of bipolar disorder. Which of the following statements should the nurse include in the teaching?

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A nurse is reviewing abnormal laboratory values for four clients who have schizophrenia and take clozapine.

For which of the following clients should the nurse withhold the medication and notify the provider immediately to have clozapine therapy discontinued?