The nurse should prioritize administering prophylactic antibiotics to prevent infections due to the patient's condition of aplastic anemia.
In this scenario, the nurse should prioritize Administering prophylactic antibiotics to prevent infections as the first intervention. Given that the patient is experiencing severe fatigue and increased susceptibility to infections, administering antibiotics can help prevent potential life-threatening infections. This immediate action aims to address the risk of infections, which can be critical for a patient with compromised immunity due to aplastic anemia.
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