Cadonilimab, a tetravalent bispecific antibody targeting PD-1 and CTLA-4, is designed to retain the efficacy benefit of combination of PD-1 and CTLA-4 and improve on the safety profile of the combination therapy. The aim of this study is to evaluate the efficacy and safety of Cadonilimab monotherapy as neoadjuvant therapy for patients with resectable stage II-IIIA squamous cell lung cancer.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
37
15 mg/kg via intravenous infusion on Day 1 of each 21-day cycle.
Major Pathological Response (MPR) Rate
defined as the percentage of participants having ≤10% viable tumor cells in the resected primary tumor and all resected lymph nodes following completion of neoadjuvant therapy
Time frame: After surgery (approximately 7 weeks)
Pathological Complete Response (pCR) Rate
defined as the percentage of participants having an absence of residual invasive cancer in resected lung specimens and lymph nodes following completion of neoadjuvant therapy
Time frame: After surgery (approximately 7 weeks)
Complete (R0) Resection Rate
defined as the percentage of participants achieving complete surgical resection following completion of neoadjuvant therapy.
Time frame: After surgery (approximately 7 weeks)
Objective Response Rate (ORR)
defined as the percentage of participants having complete response or partial response to protocol treatment. Objective response will be measured by RECIST 1.1.
Time frame: At the end of 2 cycles of neoadjuvant therapy (each cycle is 21 days)
Disease Free Survival (DFS)
defined as the time from the first dose of study drug to disease progression per RECIST 1.1 that precludes surgery, local or distant recurrence, or death due to any cause, whichever occurs first.
Time frame: Up to approximately 5 years
Adverse Events (AEs)
Time frame: From the first dose of neoadjuvant treatment until 90 days after the last dose of adjuvant treatment
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