A nurse is making a follow-up call to a client who has a new prescription home safety precautions when there is an outdoor chemical reports lightheadedness upon standing. Which of the following statements should the nurse include?

A. Discontinue this medication if this occurs again. Stopping a newly prescribed medication without consulting a provider is not recommended. Many medications, including antihypertensives, can cause lightheadedness, and adjustments or precautions should be discussed with a healthcare provider rather than discontinuing the drug independently. B. Sit back down for a few minutes when this occurs. Lightheadedness upon standing is often due to orthostatic hypotension, which can be managed by sitting back down to allow blood pressure to stabilize. Slowly changing positions, staying hydrated, and rising gradually can also help minimize symptoms. C. Restrict your daily fluid intake. Reducing fluid intake can worsen symptoms of orthostatic hypotension by decreasing blood volume, leading to further drops in blood pressure. Instead, maintaining adequate hydration is essential to support circulatory stability and prevent dizziness. D. Take a daily potassium supplement. Unless there is a confirmed potassium deficiency, supplementation is unnecessary and could lead to hyperkalemia, especially if the client is on medications affecting potassium levels. Lightheadedness is more commonly related to blood pressure changes rather than potassium imbalances.