Study of Dasatinib and Bendamustine in Chronic Lymphocytic Leukemia

One Week Initial Treatment for Cohort #1: Dasatinib - Tablets/Oral Solution, at assigned dose level, once daily (QD)

"Dasatinib, Tablets/Oral Solution, Oral, 50 mg, then at 80 mg, at 80 mg, and at 100 mg, once daily (QD), at assigned ascending dose, for 28 day cycles for a maximum of six cycles~Bendamustine, injection, IV injection, 50 mg/m²/Day 1 and Day 2, then at 50 mg/m², at 70 mg/m², at 70 mg/m², at assigned ascending dose, once daily 30 minute IV infusion Day 1 and Day 2 for a maximum of six cycles"

One Week Initial Treatment for Cohort #2: Dasatinib - Tablets/Oral Solution, at 100 mg, once daily (QD)

"Dasatinib, Tablets/Oral Solution, Oral, at 100 mg, once daily (QD), for 28 day cycles for maximum of six cycles~Bendamustine, injection, IV injection, 100 mg/m²/Day 1 and Day 2, once daily 30 minute IV infusion Day 1 and Day 2 for maximum of six cycles"