- Group 5 (patients who developed grade 3 cystitis after prior cyclophosphamide-containing therapy): Patients receive carmustine IV over 2 hours on day -6, etoposide IV over 2 hours and cytarabine IV over 30 minutes on days -5 to -2, and melphalan IV over 30 minutes on day -1 (BEAM). On day 0, patients undergo SCT. Beginning on day 7, patients receive G-CSF IV once daily until blood counts recover.