TAS-102能提高转移性结肠癌患者的存活率

2014-07-02 佚名 不详

第三期临床试验表明,TAS-102能提高全面提高结肠癌患者的存活率,这些患者的结肠癌已经转移,用普通治疗方法难以治疗。 TAS-102是一种新型的抗癌的核苷类药物,它含有三氟胸苷(trifluridine, FTD)和地匹福林盐酸盐(tipiracil hydrochloride, TPI)。其中,三氟胸苷是TAS-102的活性组成部分,能够直接和癌症的DNA互相作用,使得DNA不能正常行使功能

第三期临床试验表明,TAS-102能提高全面提高结肠癌患者的存活率,这些患者的结肠癌已经转移,用普通治疗方法难以治疗。

TAS-102是一种新型的抗癌的核苷类药物,它含有三氟胸苷(trifluridine, FTD)和地匹福林盐酸盐(tipiracil hydrochloride, TPI)。其中,三氟胸苷是TAS-102的活性组成部分,能够直接和癌症的DNA互相作用,使得DNA不能正常行使功能。但是三氟胸苷口服会被大量降解为非活性状态,地匹福林盐酸盐则防止了它的降解。TAS-102的作用机理与氟嘧啶、奥沙利铂和依立替康都不同,在二期临床试验中,结果表明TAS-102对于以上三种药物都不能有效治疗的结肠癌患者有着不同的疗效。

这项研究结果可能会给转移性结肠癌患者带来希望,并且可能会被用于结肠癌患者的早期治疗,治疗可能会配合奥沙利铂或依立替康同时使用。该研究表明TAS-102的前景十分光明。

原始出处(这是phase 2研究结果):

Yoshino T, Mizunuma N, Yamazaki K, Nishina T, Komatsu Y, Baba H, Tsuji A, Yamaguchi K, Muro K, Sugimoto N, Tsuji Y, Moriwaki T, Esaki T, Hamada C, Tanase T, Ohtsu A.TAS-102 monotherapy for pretreated metastatic colorectal cancer: a double-blind, randomised, placebo-controlled phase 2 trial.Lancet Oncol. 2012 Oct;13(10):993-1001.

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