Dataset from Phase I/II Open Label Trial of Continuous Once Daily Oral Treatment With BIBW 2992 - Phase I Trial in Advanced Non Small Cell Lung Cancer Patients & Phase II Trial in Non Small Cell Lung Cancer Patients Failing Erlotinib or Gefitinib.

The objective of the Phase I step is to estimate the MTD at a dose level up to 50 mg/day (i.e., overseas recommended Phase II dose) in patients with advanced NSCLC and to determine the recommended dose for the Phase II step. The objective of the Phase II step is to estimate the efficacy of BIBW 2992 monotherapy in patients with first generation EGFR-TKI-resistant advanced NSCLC at the recommended dose determined in the Phase I step.