A nurse is reinforcing teaching with a client who has a prescription for lithium carbonate to treat bipolar disorder.Which of the following instructions should the nurse include?.

Choice A rationale:The client should maintain a normal fluid intake while taking lithium, not limit it to 800 ounces per day.Choice B rationale:Lithium can be taken with or without food. This instruction is not necessary.Choice C rationale:It can indeed take up to 3 weeks to see the full effects of lithium. This is a correct instruction.Choice D rationale:The client should maintain a normal sodium diet while taking lithium, not a low-sodium diet.So, the correct answer is C, after analyzing all choices.