Objective TO evaluate the efficacy and toxicity of the GP and TP regimens on advanced nonsmall cell lung cancer. Methods 72 patients with advanced non-small cell lung cancer were divided into the GP and the TP group randomly. in all case,50 patients were in stage IIIB,22 patients in stage IV,all the patients had accepted intravenous chemotherapy and preponderated over 2cycles. A clinical observation on short term effectiveness adverse effects and the 1,2-year-survival state were carried out in two groups. R...