The Drugs Controller General of India (DCGI) has granted approval for Asciminib film-coated 40 mg tablets on 20 Oct 2023 with the condition to perform a Phase IV clinical study in Indian patients with Philadelphia chromosome-positive chronic myeloid leukemia in chronic phase (Ph+ CML-CP) per the India Prescribing Information (PI). The purpose of this prospective, multicenter, single-arm, open-label, Phase IV study is, therefore, to confirm the safety and efficacy of Asciminib in Indian patients with Ph+ CML-CP (without threonine-315 residue with isoleucine \[T315I\] mutation), previously treated with 2 or more tyrosine kinase inhibitors (TKIs) and patients with Ph+ CML-CP with T315I mutation.