A Single-center, Open-label, Exploratory Study of HRS-4642 Combined With Adebrelimab, or With Adebrelimab and Other Antitumor Agents in the Treatment of Advanced Pancreatic Ductal Adenocarcinoma
The study is being conducted to evaluate the safety, tolerability and efficacy of HRS-4642 combined with adebrelimab, or with adebrelimab and other antitumor agents in patients with advanced pancreatic ductal adenocarcinoma (PDAC).
• Patients volunteered to participate in this study and signed informed consent;
• Age: ≥18 and ≤75 years old, male or female;
• Advanced (metastatic or unresectable) Pancreatic ductal adenocarcinoma; and subjects must have at least one measurable lesion as defined by RECIST v1.1;
• With failure or absence of standard treatment, and progress within 6 months of adjuvant therapy can also be included in the study;
• Eastern Cooperative Oncology Group (ECOG) Performance Status of 0 or 1;
• Life expectancy ≥ 12 weeks;
• Adequate marrow and organ function;
• AE caused by previous anti-tumor therapy must be restored to ≤ level 1 (CTCAE v5.0) or a stable state evaluated by the researcher, except for hair loss (any level) and peripheral neuropathy of level 2;
• Female participants of childbearing age must undergo a pregnancy test within one week before the start of the study medication, and the result is negative. They are willing to use a medically recognized and efficient contraceptive method during the study period and within three months after the last administration of the study medication; For male participants whose partners are women of childbearing age, they should agree to use effective methods of contraception during the study period and within 3 months after the last study administration;