Bevacizumab and Chemotherapy With or Without Pembrolizumab in First Line Alectinib Failed ALK-rearranged Advanced Lung Adenocarcinoma Patients With Persistent 5'ALK: A Phase II Randmized Control Trial
This is an open-label, multiple centers, two-arms phase II study to evaluate the safety and efficacy Pembrolizumab,Bevacizumab in combination with Chemotherapy could improve PFS in Alectinib Failed ALK-rearranged Advanced Lung Adenocarcinoma with Persistent 5'ALK. The eligible patients should have Stage IV Adenocarcinoma ALK-rearranged tested by NGS Perisitent with 5'ALK Failed from first line Alectinib. The patients should meet the physical requirements to receive Pembrolizumab, Bevacizumab with Chemotherapy. All the patients who meet these requirements will be enrolled in this study. The eligible patients will be treated with Pembrolizumab 200 mg intravenously (IV) plus Bevacizumab 15mg/kg+ Pemetrexed 500mg/m2+Carboplatin AUC=4 for up to 4 cycles followed by Pembrolizumab 200mg Q3W+ Bevacizumab 15mg/kg+Pemetrexed 500mg/m2 for up to 31cycles or until disease progression, intolerable toxicity, or physician or participant decision.
• Age ≥ 18 years of age on day of signing informed consent.
⁃ Stage IV ALK-rearranged Lung Adenocarcinoma Persistent with 5'ALK Failed from first line Alectinib
‣ Have at least 1 lesion that meets the criteria for being measurable, as defined by RECIST 1.1, and is appropriate for selection as a target lesion, as determined by local site investigator radiology review. Lesions that appear measurable, but have undergone palliative irradiation, cannot be target lesions ④20 FFPE sliders prepared,Subjects who do not have histology samples (defined as core or excisional biopsy, or resections) will need to undergo a new biopsy to provide a tissue sample ⑤Eastern Cooperative Oncology Group performance status 0 or 1
∙ Life expectancy ≥3 months
• Adequate hematologic and end organ function