This is a multi-center phase II randomized controlled study to assess the safety and efficacy of using high doses of the drug Icotinib (Conmana) as a way to treat patients with non-small cell lung cancer that achieve stable disease after 8 weeks routine therapy by PFS, as well as OS and DCR. The adverse events and adverse reaction are evaluated as well.
The primary purposes of this study are to assess the safety and efficacy of using high doses of the drug Icotinib (Conmana) as a way to treat patients with non-small cell lung cancer that achieve stable disease after 8 weeks routine therapy.