智通财经APP获悉,2月20日,中国国家药监局药品审评中心(CDE)最新公示,阿斯利康(AZN.US)申报的硫酸氢司美替尼胶囊的上市申请获得受理。公开资料显示,司美替尼是由阿斯利康和默沙东(MRK.US)公司共同开发的MEK抑制剂,此前已经在中国获批治疗3岁及3岁以上伴有症状、无法手术的丛状神经纤维瘤(PN)的1型神经纤维瘤病(NF1)儿科患者。根据公开资料可以推测,本次在中国申报的新适应症可能为:治疗患有症状性、不可手术丛状神经纤维瘤(PN)的1型神经纤维瘤病(NF1)成人患者。
截图来源:CDE官网
司美替尼(selumetinib)是一种激酶抑制剂,可阻断参与促进细胞生长的特定酶(MEK1和MEK2)。在NF1中,这些酶过度活跃,导致肿瘤细胞以不受调节的方式生长,产生所谓的丛状神经纤维瘤(PN)。通过阻断这些酶,司美替尼减缓了肿瘤细胞的生长,从而减缓了PN的生长。
2017年7月,阿斯利康和默沙东宣布开展全球战略合作,共同推动司美替尼的开发和商业化。司美替尼此前已在美国、欧盟(EU)、日本、中国获得批准,用于治疗有症状、不能手术的小儿NF1型PN患者。
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