11.13: Diuretics

Essentials of Physiology for Nurse Anesthetists (Gopalan) · LibreTexts

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    From LibreTexts, under CC BY-NC-SA 4.0, as the source states it; its equations are written in TeX, which the PDF shows typeset. This page at LibreTexts.

    Diuretics are substances or medications that increase urine production, and they can be used for various medical purposes such as managing high blood pressure and reducing edema (fluid retention). By increasing urine output, diuretics help lower blood volume and decrease the workload on the heart, which can reduce blood pressure. 

    Caffeine is a natural diuretic found in coffee and tea. It promotes diuresis by stimulating vasodilation, especially in the renal blood vessels. This dilation increases the GFR, leading to increased urine production. Alcohol is another diuretic that inhibits the release of ADH. When inhibited by alcohol, ADH reduces water reabsorption, leading to increased urine volume, which can contribute to dehydration if alcohol is consumed in excess.25

    This page titled 11.13: Diuretics was last modified on Tue, 25 Mar 2025 22:16:52 GMT and is shared under a CC BY-NC-SA 4.0 license and was authored, remixed, and/or curated by Chaya Gopalan (Consortium of Academic and Research Libraries in Illinois (CARLI)) .