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Choice A is wrong because lithium carbonate does not cause hypertension (high blood pressure). In fact, it may lower blood pressure by reducing the activity of the renin-angiotensin system.

Choice B is wrong because lithium carbonate does not cause hypotension (low blood pressure) by itself. However, it may enhance the effects of other drugs that lower blood pressure, such as diuretics or antihypertensives.

Choice C is wrong because lithium carbonate does not cause hypernatremia (high level of sodium in the blood). On the contrary, it can cause sodium loss through increased urination and thirst. Hypernatremia can cause symptoms such as dehydration, irritability, and seizures.

Choice B is wrong because taking carbamazepine with food does not affect its absorption or metabolism.

Choice C is wrong because jaundice is not a common side effect of carbamazepine. However, carbamazepine can cause liver toxicity, so the client should report any signs of nausea, vomiting, abdominal pain, or dark urine.

Choice D is wrong because carbamazepine may take several weeks to reach its full therapeutic effect for bipolar disorder. The client should not expect to see immediate improvement in mood symptoms.

Choice E is wrong because carbamazepine does not affect the efficacy of hormonal contraceptives. However, some other anticonvulsants, such as phenytoin and phenobarbital, can reduce the effectiveness of birth control pills and increase the risk of pregnancy.

Choice A is wrong because stopping the medication abruptly can cause withdrawal symptoms and relapse of bipolar disorder. The client should continue taking the medication as prescribed and report any adverse effects to the provider.

Choice B is wrong because taking an extra dose of the medication can increase the risk of lithium toxicity, which can be life-threatening. The client should not adjust the dosage without consulting the provider.

Choice D is wrong because taking an antacid can alter the absorption of lithium carbonate and affect its blood levels. The client should avoid taking any other medications without consulting the provider.

Choice A is wrong because bleeding or bruising is not a common adverse effect of valproic acid, but a rare and serious one that indicates hepatotoxicity or thrombocytopenia. The client should report any signs of bleeding or bruising immediately, but not as a way to manage common adverse effects.

Choice C is wrong because valproic acid does not usually cause drowsiness or impaired mental function as a common adverse effect. The client should avoid driving or operating heavy machinery only if they experience these effects, but not as a routine precaution.

Choice D is wrong because unusual muscle movements are not a common adverse effect of valproic acid, but a rare and serious one that indicates neurotoxicity or encephalopathy. The client should stop taking the medication and seek medical attention if they experience any unusual muscle movements, but not as a way to manage common adverse effects.

Choice A is wrong because olanzapine (Zyprexa) can take several weeks to show therapeutic effects. The nurse should inform the client that they might not notice any improvement in their symptoms for 2 to 4 weeks .

Choice B is wrong because olanzapine (Zyprexa) can be taken with or without food. The nurse should advise the client to take the medication as prescribed and not to skip doses .

Choice C is wrong because olanzapine (Zyprexa) does not cause jaundice. However, it can cause weight gain, diabetes, and dyslipidemia. The nurse should monitor the client’s blood glucose and lipid levels and encourage a healthy diet and exercise.