Assess the Efficacy, Safety and Tolerability of Gefitinib (Iressa® 250mg) as Maintenance Therapy in Locally Advanced or Metastatic (Stage IIIB/IV) Non Small Cell Lung Cancer (NSCLC)
Conditions
- Non-small Cell Lung Cancer (NSCLC)
Interventions
- DRUG: Gefitinib
- DRUG: Placebo
Sponsor
AstraZeneca