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 C
Explanation
A. Propranolol can be used to manage angina, as it decreases heart rate and myocardial oxygen demand.
B. Propranolol is often used to treat tachycardia by slowing the heart rate.
C. Beta blockers like propranolol can cause bronchoconstriction, making them contraindicated in patients with asthma due to the risk of exacerbating respiratory issues.
D. Gout is not a contraindication for propranolol use.
Correct Answer is A
Explanation
A. Lithium is a mood stabilizer commonly used to treat acute mania and stabilize mood in bipolar disorder.
B. Diazepam (Valium) is a benzodiazepine used for anxiety, not for acute mania.
C. Bupropion (Wellbutrin) is an antidepressant that is not typically used for treating mania.
D. Paroxetine (Paxil) is an antidepressant, and while it may be used for depression, it is not indicated for treating acute mania.
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