A single-arm, multicenter, nilotinib treatment-free remission study in patients with BCR-ABL1 positive Chronic Myelogenous Leukemia in chronic phase who have achieved durable minimal residual disease (MRD) status on first line nilotinib treatment

To determine the percentage of patients who are in Major Molecular Response (MMR) at 48 weeks after starting the treatment-free remission (TFR) phase (patients who required re-initiation of treatment will be considered as non-responders)