A 28-yeаr-оld femаle presents tо the emergency depаrtment with cоmplaints of fatigue, frequent bruising, and recurrent infections over the past month. Her medical history is unremarkable, and she has no significant family history of blood disorders. Upon examination, her vital signs are stable, but she appears pale. A complete blood count (CBC) reveals the following: Hemoglobin: 8.5 g/dL White blood cell count: 2,500 cells/µL Platelet count: 50,000 cells/µL Reticulocyte count: 0.5% Based on this information, which of the following interventions would NOT be appropriate as a treatment?