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
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.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Lithium is a mood stabilizer specifically used to treat acute mania and stabilize mood in bipolar disorder.
B. Diazepam (Valium) is used for anxiety management, not for treating acute mania.
C. Bupropion (Wellbutrin) is an antidepressant that is not typically used for treating acute mania.
D. Paroxetine (Paxil) is an antidepressant used for depression and is not indicated for treating acute mania.
Correct Answer is D
Explanation
A. Adding another drug is premature; fluoxetine may need more time to show effects.
B. While some antidepressants may show effects in 1-3 weeks, fluoxetine typically requires a full 4-6 weeks to demonstrate its therapeutic effects.
C. Switching to another antidepressant after only one week may be premature; fluoxetine often takes longer to be effective.
D. Antidepressants like fluoxetine generally take 4-6 weeks to show significant effects, so patience is necessary for the medication to reach its full potential.
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