Entry Criteria Diagnosis/Condition for Entry into the Trial In order to be eligible for trial entry, patients must have a diagnosis of metastatic Non Small Cell Lung Cancer, and should not have progressed after first line palliative chemotherapy with a platinum doublet. They should have received no more than six (6) cycles of a platinum doublet chemotherapy, and should be able to receive treatment within three (3) to six (6) weeks from the last chemotherapy administration.