Correct Answer: D

Rationale: Clients prescribed furosemide are at risk for orthostatic hypotension, a sudden drop in blood pressure when changing positions. Advising the client to stand up slowly can help prevent this complication. Instructing the client to avoid rapid position changes decreases the likelihood of dizziness or fainting episodes.

Correct Answer: B

Rationale: Hydrochlorothiazide, a diuretic, can cause hypokalemia by promoting potassium excretion. Increasing potassium-rich foods, such as bananas or oranges, can help counteract this effect and maintain electrolyte balance.

Correct Answer: C

Rationale: Iron supplements can cause constipation as a side effect. Increasing fiber intake is recommended to help prevent constipation when taking iron supplements. Fiber helps promote healthy bowel movements and can counteract the constipating effects of iron.

Correct Answer: C

Rationale: Monitoring the hematocrit (Hct) is essential to assess the therapeutic effect of epoetin alfa, as this medication stimulates red blood cell production in clients with chronic renal disease.

Correct Answer: C

Rationale: Nafcillin is an appropriate alternative within the penicillin class for clients who have difficulty swallowing tablets or struggle with liquid or chewable medications. It is available for intramuscular (IM) or intravenous (IV) administration, offering options beyond oral formulations.