- Third course: Patients receive carmustine IV over 1 hour on day -6, ARA-C and VP-16 IV every 12 hours on days -5 to -2, and melphalan IV on day -1. PBSC are reinfused on day 0. G-CSF is administered SC beginning on day 0 and continuing until blood counts recover. Each course lasts 3 weeks in the absence of disease progression or unacceptable toxicity.