Disclosed is a novel immunotherapeutic treatment regime for treatment of patients suffering from cancer, such as non-small cell lung cancer (NSCLC). The regime involves combination treatment with a peptide derived from human telomerase protein and GM-CSF in patients that have previously received chemoradiotherapy.本發明揭露用於治療罹患癌症(諸如非小細胞肺癌(NSCLC))之患者的新穎免疫療法之治療攝生法。該攝生法涉及以衍生自人類端粒酶蛋白之肽及先前已接受化學放射療法之患者的GM-CSF進行的組合治療。