six cycles of gemcitabine (1250 mg/m2 on days 1 and 8, intravenously) plus platinum (carboplatin 5 × area under the curve or cisplatin 75 mg/m2 on day 1, intravenously) with intercalated erlotinib (150 mg/day on days 15—28, orally; chemotherapy plus erlotinib) or placebo orally (chemotherapy plus placebo) every 4 weeks.
实际上erlotinib是吃14天停15天:
Drug: erlotinib [Tarceva]
150mg po on days 15-28 of each 4 week cycle until disease progression
Drug: gemcitabine
1250mg/m2 iv on days 1 and 8 of each 4 week cycle for 6 cycles
Drug: Platinum chemotherapy (cisplatin or carboplatin)
cisplatin --75mg/m2 oon day 1 of each 4 week cycle for 6 cycles or carboplatin--5xAUC on day 1 of each 4 week cycle for 6 cycles