This is a two-part study consists of dose escalation and dose expansion. The dose escalation part adopts a 3+3 protocol design and consists of 5 cohorts. Based on the data obtained from the escalation study, selected cohorts will be expanded to further investigate the safety and efficacy of the study drug. The escalation part consists of a single-dose cycle (Cycle 0) followed by multiple-dose cycles (Cycle 1 and above). Subjects will be assessed for safety and efficacy outcomes at pre-specified time points.
This is a multicenter, open-label, phase Ia study to evaluate the safety, tolerability and preliminary efficacy of ILB2109, a A2a receptor antagonist, in patients with locally advanced or metastatic solid malignancies.