Suzhou Yasheng Pharmaceutical Co., Ltd.

To evaluate the safety, tolerability, pharmacokinetics and pharmacokinetics of multi-dose APG-2575 in mild-to-moderate systemic lupus erythematosus (SLE).

An open, non-randomized Phase I trial of dose-escalation and cohorts expansion to evaluate the safety, pharmacokinetic profile and initial efficacy of APG-115 alone or in combination with APG-2575 in the treatment of recurrent or refractory pediatric neuroblastoma or solid tumors.

Part 1 is a phase Ib standard "3 + 3" design, will be employed to determine the MTD of APG-115 by assessing the DLT of APG-115 in combination with PD-1 inhibitor(toripalimab) in advanced solid tumors.
Part 2 is a Simon two-stage phase II study design. At RP2D of APG-115 in combination with toripalimab in advanced liposarcoma, approximately 34 patients will be treated with the combination until disease progression, unacceptable toxicity, or another discontinuation criterion is met.