Spots Global Cancer Trial Database for LAL-AR-N-2005:Study Treatment for Children High Risk Acute Lymphoblastic Leukemia

Study Description

Brief Summary: The study objective is to improve the global results obtained with LAL-AR-93 study, reaching an event free survival between 60-70%. Identify patients with bad prognosis, with minimal residual disease,who can benefit of allogenic bone marrow transplantation

Detailed Description: INDUCTION TREATMENT Systemic chemotherapy: PREDNISOLONE 60 mg/m2 /day, oral or i.v. x 21 days (1 to 22) 30 mg/m2 /day, oral or i.v. x 7 days (23 to 29) DAUNORUBICIN 30 mg/m2 , i.v. days 1,8,15 and 22 VINCRISTINE 1,5 mg/m2, i.v. days 1,8,15 and 22 L-ASPARAGINASE 10.000U/m2 i.m or i.v day 9,11,13,16,18,20,23,25 and 27 CYCLOPHOSPHAMIDE 500 mg/m2 i.v. days 1,2 and 29 Intrathecal chemotherapy: Days 1 and 22 according age: Age \<1 years 1-3 years \>3 years Methotrexate (MTX), mg 5 8 12 Ara-C, mg 16 20 30 Hydrocortisone,mg 10 10 20 Patients with \<10% blasts in M.O (day 14), and in complete response on week 5 or 6, and without MDR, start consolidation-intensification phase. Patients with \>10% blasts in MO day +14 or without CR after induction treatment, start consolidation-intensification phase and identifier a donor for a transplantation. CONSOLIDATION/INTENSIFICATION (C.I.) Two sequential cycles, alternating bloc I and bloc II BLOC I DEXAMETHASONE 10 mg/m2/d vo. days 1 to 5 and 5 mg/m2/d vo. days 6 and 7 VINCRISTINE 1.5 mg/m2/d, i.v. days 1 and 8 METHOTREXATE 5 g/m2 24 hours infusion + AF, day 1 ARA-C 1 g/m2/12 h, i.v., days 5 and 6 MERCAPTOPURINE 100 mg/m2/d, oral, days 1 to 5 CYCLOPHOSPHAMIDE 500 mg/m2 i.v. el day +8 INTRATHECAL CHEMOTHERAPY day 1. BLOC II DEXAMETHASONE 10 mg/m2/d, v o. days 1-5 and 5 mg/m2/d, v o. days 6 and 7 VINCRISTINE 1.5 mg/m2/d, days 1 and 8 METHOTREXATE 5 g/m2 24 h infusion + AF, day 1 ARA-C 1 g/m2 i.v/12 h, days 5 and 6 DAUNORUBICINE 30 mg/m2 i.v.day 1 L-ASPARAGINASE 20.000 u/m2/d, i.m. or i.v. day 7 INTRATHECAL CHEMOTHERAPY day 1 Patients with CR and MRD negative, follow chemotherapy. Patients with MDR \>0.01% after second cycle or considered previously MRD are candidates to allogenic transplantation after second cycle. REINDUCTION/INTENSIFICATION TREATMENT (R.I.) PREDNISOLONE 60 mg/m2/d, oral x 14 days (1-14) 30 mg/m2/d, oral x 7 days (15-22) VINCRISTINE 1.5 mg/m2, i.v. x 2 days 1 and 8 DAUNORUBICINE 30 mg/m2 i.v x 2 , days 1 and 8 CYCLOPHOSPHAMIDE 500 mg/m2 I.V. day 15 ----------------------------------------- METHOTREXATE 3 g/m2 /24 h infusion + AF day 29 MERCAPTOPURINE 50 mg/m2/d, oral, days 29-35 and 43-50 ARA-C 1 g/m2/12 h., i.v., days 43 and 44 INTRATHECAL CHEMOTHERAPY , days 1, 15, 29 and 43 MAINTENANACE TREATMENT (M1) Six cycles of: MERCAPTOPURINE 50 mg/m2/d, oral x 21 days (1-21) METHOTREXATE 20 mg/m2/d, i.m. /week x 3 (1,7,14) PREDNISOLONE 60 mg/m2/d, oral x 7 days (22-28) VINCRISTINE 1.5 mg/m2 i.v.day 22 ASPARAGINASE 20.000 u/m2 i.m. day 22 INTRATHECAL CHEMOTHERAPY day 22 MAINTENANCE TREATMENT (M2) Diary mercaptopurine and weekly methotrexate at previous doses, until complete 24 months.

Keywords

Eligibility

Minimum Age:

Eligible Ages: CHILD

Sex: ALL

Healthy Volunteers: No

Locations

Contact Details

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