Correct Answer: B

Rationale: Ferrous sulfate is best absorbed on an empty stomach. Instruct the client to take it 1 hour before or 2 hours after meals to maximize absorption and avoid interactions with food or beverages that may decrease absorption.

Correct Answer: C

Rationale: The nurse should monitor the hematocrit level to evaluate the effectiveness of Epoetin Alfa therapy. Epoetin Alfa stimulates red blood cell production, leading to an increase in hematocrit levels. Monitoring the hematocrit helps assess the response to therapy and ensures that the medication is effectively addressing the anemia.

Correct Answer: D

Rationale: The correct answer is to instruct the client to monitor for signs of dehydration when taking Losartan. Losartan can lead to dehydration, so it is crucial for the client to watch out for symptoms like dry mouth, increased thirst, and reduced urine output. Monitoring for these signs can help prevent complications associated with dehydration while taking this medication.

Correct Answer: C

Rationale: Dyspnea is a concerning finding in a client receiving Mannitol as it can be a manifestation of heart failure, an adverse effect of the medication. The nurse should report this to the provider promptly to ensure appropriate evaluation and management.

Correct Answer: D

Rationale: A urine output of 200 mL in 8 hours indicates decreased kidney function, potentially due to Furosemide therapy. This finding can suggest inadequate renal perfusion and impaired drug clearance, necessitating immediate reporting to prevent further complications like electrolyte imbalances and worsening heart failure.