Study of Posaconazole Prophylaxis in Patients Receiving Hematopoietic Stem Cell Allograft (allo-HSC) At High Risk of Invasive Fungal Infection (IFI)

"Per Os, on Day 0 of allo-CSH if the patient's condition permits, or after the last dose of immunosuppressor (post-transplant cyclophosphamide) (Day+5 or Day+6 depending on protocols).~On the first day of treatment: 300 mg in the morning (= 3 x 100 mg tablets) and 300 mg in the evening (= 3 x 100 mg tablets), then from day 2 of treatment: 300 mg per day (= 3 x 100 mg tablets) in a single dose"