A Phase II, Open Label, Single Arm, Multicenter Study of Chlorambucil in Japanese Previously Untreated Patients With Chronic Lymphocytic Leukemia

This study is an open-label, single arm, phase II study of chlorambucil in subjects with previously untreated CLL. The primary objective is to evaluate the response to chlorambucil in Japanese subjects with previously untreated CLL. Secondary objectives are to evaluate efficacy, safety and pharmacokinetics of chlorambucil in Japanese subjects.