The nurse is teaching a patient with bipolar disorder about lithium carbonate (Lithobid), which the provider has just prescribed for the patient. What information will the nurse provide the patient regarding the use of lithium?
1. Test serum levels regularly.
2. Decrease salt and fluid intake.
3. Increase the dose if fine hand tremors appear.
4. Discontinue the medication when feeling better.
Answer: 1
Explanation: Serum levels of lithium carbonate (Lithobid) must be tested regularly to prevent drug toxicity. While taking this medication, the patient must maintain adequate, not decreased, salt and fluid intake. The patient should be instructed to continue the medication even in the absence of symptoms because discontinuation may precipitate mania. Because fine hand tremors may indicate lithium toxicity, increasing the dose of the medication is contraindicated.
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