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    NR293 pharmacology proctored exam 3

    Why should a diuretic be taken in the morning?

    Explanation & Rationale

    A. To enhance absorption: The timing of diuretic administration does not significantly affect gastrointestinal absorption. Bioavailability is not the primary concern when determining the best time to take a diuretic. B. To minimize hypokalemia: Hypokalemia risk is related to the diuretic type and dose rather than the time of day it is taken. Morning versus evening dosing does not prevent potassium loss. C. To prevent dehydration: Dehydration depends on fluid loss and overall intake, not the time of administration. Adjusting hydration and monitoring fluid status are more effective strategies than timing alone. D. To avoid nocturia: Taking a diuretic in the morning reduces nighttime urine production, helping prevent sleep disruption and falls in older adults. Morning dosing aligns peak diuretic effect with daytime activity when urination is more convenient.

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