A single arm, open label, prospective, phase IV trial to evaluate safety and efficacy of icotinib as first-line treatment for the elder patients with advanced or metastatic (IIIb and IV) NSCLC and mutated EGFR.~Primary endpoint to assess progression-free survival~Secondary endpoints to assess the overall survival, objective response rate, disease control rate and so on.
A single arm, open label, phase IV trial to evaluate safety and efficacy of icotinib as first-line treatment for the elder patients with advanced or metastatic (IIIb and IV) NSCLC and mutated EGFR.