Cadonilimab combined with paclitaxel (albumin-bound) treat advanced gastric adenocarcinoma or esophagogastric junction adenocarcinoma with PD-(L)1 inhibitors resistance
Be able to understand and voluntarily sign a written informed consent, which must be signed prior to performing the specified study procedure required for the study.
Age and gender: ≥18 years old and≤75 years old, both men and women.
The Eastern United States Cancer Collaborative (ECOG) physical Fitness score was 0-1.
Histologically or cytologically confirmed unresectable or metastatic gastric adenocarcinoma or esophagogastric junction adenocarcinoma (EGJ defined as the center of the tumor within 5 cm of the anatomic location of the cardia, as described in the Siewert classification system).
Other pathological types confirmed by histopathological or cytological examination, such as squamous cell carcinoma, undifferentiated carcinoma, neuroendocrine carcinoma and Mixed pathological types will be judged according to the main components, adenocarcinoma components confirmed by the pathologist greater than 70% can be included in the group
Participants had other malignancies within 3 years prior to enrollment. Subjects with other malignancies that have been cured by local treatment, such as basal or cutaneous squamous cell carcinoma, superficial bladder cancer, cervical cancer, or carcinoma in situ of the breast, are not excluded.
The last systemic anti-tumor therapy, including chemotherapy and radiotherapy, immunotherapy, targeted therapy (small molecule targeted therapy is within 2 weeks before the first drug administration), and biologic therapy, was received within 3 weeks before the first drug administration; Palliative local treatment for non-target diseases and foci was performed within 2 weeks before the first administration; Received systemic non-specific immunomodulatory therapy (e.g., interleukin, interferon, thymosin, etc.) within 2 weeks prior to initial administration; Received Chinese herbal medicine or proprietary Chinese medicine with anti-tumor indications within 2 weeks prior to the first administration。
Previously received immunotherapy other than PD-1/PD-L1 inhibitors, including immune checkpoint inhibitors (such as anti-CTLA-4 antibodies, anti-CD47 antibodies, anti-SIRP-α antibodies, anti-LAG-3 antibodies, etc.), immune checkpoint agonists, and immune cell therapy Any treatment targeting the immune mechanism of tumor action.