ALL Adult Consortium Trial: Adult ALL Trial

Induction: Intravenously on days 4 and 5. Consolidation 1A: Intravenously on day 1. CNS Therapy: Intravenously on day 1. Consolidation II: Intravenously day 1 of each cycle.

Prophase: Intravenously on days 1-3. Induction: Intrathecal on days 15 or 18. Consolidation IB: Intravenously or subcutaneous on days 2-5 and 9-12. Consolidation IC: Intravenously every 12 hours starting on day 1 CNS Therapy: Intrathecal 4 times over 2 weeks. Consolidation II: Intrathecal once every 18 weeks Continuation: Intrathecal every 18 weeks

"Induction: Intravenously on day 6 and intrathecally on day 29 or 32. Consolidation IA: Intravenously on day 1 and intrathecally on Day 1 (prior to IV).~Consolidation IB: Intrathecally on day 1. CNS Therapy: Intrathecally 4 times over 2 weeks. Consolidation: Intrathecally once every 18 weeks. Continuation: Intravenously weekly and intrathecally every 18 weeks."

Induction: Intravenously on days 4, 11, 18, 25. Consolidation IA: Intravenously on day 1. CNS Therapy: Intravenously on day 1. Consolidation II: Intravenously on day 1 of each cycle.

Consolidation IB: Intravenously on day 1

Prophase: Intravenously on days 1-3

Induction: Intrathecally on day 15 or 18. CNS Therapy: Intrathecally 4 times over 2 weeks. Consolidation II: Intrathecally once every 18 weeks. Continuation: Intrathecally every 18 weeks.

Consolidation IC: Orally on days 1-5 twice per day. Consolidation II: Orally on days 1-5 of each cycle. Continuation: Orally on days 1-5 of each cycle.

Induction: Orally on days 3-43 or 33-46. Consolidation IA: orally on days 1-14. Consolidation IB: orally on days 1-14. CNS Therapy: Orally on days 1-14. Consolidation II: Orally on days 1-14. Continuation: Orally on days 1-14 of each cycle.

"Consolidation IC: Intravenously every 3 weeks, starting on day 8. CNS Therapy: Intravenously every 3 weeks, starting 3 weeks after the Consolidation IC dose.~Consolidation II: Intravenously every 3 weeks."

Used for PH+ ALL subjects enrolled prior to May 1st 2011 only and is used continuously throughout every phase of treatment.

Consolidation IC: intravenously on days 3, 4 and 5 of this cycle.

Given during CNS Therapy either 8 or 10 daily treatments, on days 1-8 or 1-10, depending upon leukemia involvement in the CSF

Intramuscularly Day 7 of Induction.