R-MEGACHOP
Drug- If PET + after third cycle: 2 cycles of R-IFE followed by PBSCT
- If PET - after third cycle: 3 additional cycles of R-MegaCHOP - R-MegaCHOP: cycles every 21 days RITUXIMAB Dosage: 375mg/m2, IV, day 1 CICLOPHOSPHAMIDE Dosage: 1500 mg/m2, IV, day 1 DOXORUBICIN Dosage: 65 mg/m2, IV, day 1 VINCRISTIN: Dosage 1.4 mg/m2 (max. 2.0 mg/m2, IV, day 1 PREDNISONE Dosage: 60 mg/m2, IV, day 1-5
R-IFE: 2 cycles every 21 days:
IFOSFAMIDE Dosage: continuous perfusion of 10 gr/m2/iv during 72 hours. Therefore, 3.33 gr/m2/corporal weight 24 hours day +1, +2 and +3.
ETOPOSIDE Dosage: total 900 mg/m2, IV, which is 150 mg/m2 during 12 hours (days +1, +2 and +3).