A client diagnosed with chronic renal failure is prescribed hydrochlorothiazide (HCTZ). The client asks the nurse which is the best fluid to drink to avoid dehydration. Which is the best response by the nurse?
1. "Iced tea or coffee is good."
2. "You may drink alcohol in moderation."
3. "Plain water is best."
4. "Electrolyte-replacement fluids like Gatorade are excellent."
Correct Answer: 3
Rationale 1: Caffeine contributes to dehydration.
Rationale 2: Alcohol contributes to dehydration and potentiates hypotension in clients taking diuretics.
Rationale 3: Plain water is the preferred fluid for avoiding dehydration.
Rationale 4: This client has renal failure treated with a diuretic, is susceptible to electrolyte imbalances, and should avoid electrolyte replacement fluids.
Global Rationale: Plain water is the preferred fluid for avoiding dehydration. Caffeine contributes to dehydration. Alcohol contributes to dehydration and potentiates hypotension in clients taking diuretics. This client has renal failure treated with a diuretic, is susceptible to electrolyte imbalances, and should avoid electrolyte replacement fluids.
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