Overview
This is an interventional study to explore the efficacy and safety of denosumab combined chemotherapy and anti-PD-1/PD-L1 inhibitor in locally advanced or metastatic NSCLC.
Eligibility
Inclusion Criteria:
- Histologically or cytologically confirmed locally advanced or metastatic non-squamous non-small cell lung cancer (NSCLC)
- Documented negative for EGFR/ALK/ROS1/BRAFV600E/RET/METex14 mutations by validated genomic testing, with no prior targeted therapy and no history of other malignancies
- No previous systemic therapy for advanced/metastatic disease
- At least one measurable lesion per RECIST v1.1
- Eastern Cooperative Oncology Group (ECOG) Performance Status 0-1
- No use of parathyroid hormone/derivatives, calcitonin, osteoprotegerin, mithramycin, or potassium supplements within the past 6 months
- Adequate organ and marrow function
Exclusion Criteria:
- Histologically or cytologically confirmed combined small cell and non-small cell lung cancer (mixed histology)
- Any previous systemic anticancer treatment for NSCLC, including chemotherapy, biologics, immunotherapy, or investigational agents
- Prior use of denosumab or any bone-modifying agents (e.g., bisphosphonates)
- Uncontrolled hypocalcemia or hypophosphatemia
- History or current evidence of osteonecrosis of the jaw (ONJ) or osteomyelitis of the jaw