- Reinduction I for Low-Risk ALL: Dexamethasone 8 mg/m2/day PO (divided t.i.d.) Days 1-8, 15-21. Vincristine 1.5 mg/m2/week IV Days 1, 8, 15. PEG-asparaginase 2,500 or 3,500 units/m2 IV Days 1, 15. D Doxorubicin 30 mg/m2/IV Day 1. Intrathecal chemotherapy, dose age dependent, Day 1.