Randomized phase II cross-over sequential chemotherapy trial of irinotecan/cisplatin (IP) vs. gemcitabine/vinorelbine (GV) in chemo-naïve patients with stage IIIb/IV non-small cell lung cancer (NSCLC)

7134 Background: To compare the efficacy and toxicity of IP vs. non-platinum-based GV in the treatment of advanced NSCLC, we conducted a randomized phase II trial with planned cross-over to the other regimen upon disease progression (PD) after the first-line therapy. Methods: Eligibility required stage IIIb/IV NSCLC, no prior chemotherapy, measurable disease, ECOG PS 0–2, adequate organ functions, and informed consent. After stratification by...