A Phase III Study of Ivonescimab + Chemo With/Without AK117 in Metastatic Pancreatic Cancer

Inclusion Criteria:

1. Voluntarily sign a written informed consent form.
2. Age at enrollment is ≥ 18 and ≤ 75 years, both males and females are eligible.
3. Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1.
4. Life expectancy of ≥ 3 months.
5. Histologically or cytologically confirmed, unresectable metastatic pancreatic ductal adenocarcinoma (PDAC).
6. No prior systemic anti-cancer treatment for metastatic PDAC.
7. At least one measurable lesion per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1.
8. Adequate organ function.

Exclusion Criteria:

1. Histologically or cytologically confirmed other types of pancreatic malignancies or mixed histology types.
2. Presence of active central nerve system (CNS) metastases.
3. Known germline BRCA1/2 or PALB2 mutations.
4. Clinically significant or recurrent pleural effusion, pericardial effusion, or ascites requiring drainage.
5. History of other malignancies within the past 5 years.
6. History of significant bleeding tendencies or coagulopathy; clinically significant bleeding events within 1 month before the first dose.
7. Previous anti-angiogenic therapy and immunotherapy.
8. Active autoimmune disease requiring systemic treatment within the past 2 years.
9. Pregnant or breastfeeding women.
10. Concurrent participation in another clinical trial, unless it is an observational or non-interventional study or in the follow-up phase of an interventional study.