Histologically or cytologically confirmed locally advanced/metastatic (stage IIIB/stage IV, using the American Joint Committee on Cancer \[AJCC\] 6th edition of tumor-node-metastasis \[TNM\] staging system) NSCLC patients

Progressed after at least one platinum-based chemotherapy regimen at entry

Eastern Cooperative Oncology Group (ECOG) performance status (PS) 0-2

At least one measurable lesion by Response Evaluation Criteria in Solid Tumors version 1.0

Adequate hematologic and biochemical values

Icotinib in Advanced Metastatic Patients With NSCLC Previously Treated With Chemotherapy

What this study is about