安进启动MariTide家用自动注射笔3期试验
安进已启动一项3期试验,测试患者在家自行皮下注射MariTide,使用的是自动注射笔。这种装置有望让这款减肥药与诺和诺德、礼来在售的注射笔正面对位。该研究的主要完成日期为2027年6月。

ClinicalTrials.gov列出的主要完成日期为2027年6月。这是安进在MariTide项目中启动的又一项3期试验。TD Cowen分析师在11月3日的报告中表示,该试验可能让安进以自动注射笔的形式推出MariTide。
有了自动注射笔,MariTide就能与诺和诺德的Wegovy和礼来的Zepbound站到同一位置。这两款药都以每周注射一次的笔型销售。安进的卖点在于给药频率。公司称,其长效设计支持以每月一次给药起步,未来有望把用药次数降到每年四次或六次。
2期数据定下基准
据安进的试验摘要,在2期试验中,肥胖或超重但没有2型糖尿病的受试者在52周内平均减重最多约20%,且体重下降尚未进入平台期。在肥胖或超重的2型糖尿病患者中,52周时减重约17%。
MariTide是一种抗体-多肽偶联物,设计上阻断GIP受体并激活GLP-1通路。安进用其冰岛子公司deCODE Genetics的人类遗传学数据完成了设计。这些数据把阻断GIP受体指向为一条有前景的路线。
装置与生产计划
安进研发执行副总裁Jay Bradner在第三季度财报电话会上表示,MariTide最终预计将以“方便患者的单腔手持自动注射笔”形式给药。他说,安进对这类装置有“丰富经验”,并且“采取了相当标准的做法”。
首席财务官Thomas Dittrich重申,安进预计今年资本支出约26亿美元,用于扩大产能以支撑商业增长,并为MariTide可能的上市做准备。在被问及生物类似药产能能否支持MariTide时,首席执行官Robert Bradway表示安进会考虑所有选项,但有信心继续做可靠的生物类似药供应商。一系列数据读出将决定安进需要多少产能。
耐受性仍是未解问题
在数据读出之前,BMO Capital Markets分析师在11月3日的报告中表示,MariTide的差异化“仍更像是一个需要拿数据说话的故事”。分析师称,管理层强调每月给药,并可能延长到每年四次或六次。管理层还把胃肠道症状描述为总体短暂,尽管药物活性持续时间较长。他们写道,这些观察令人鼓舞,但“不能替代3期耐受性数据”。
Truist Securities分析师当天表达了相关看法,认为需要剂量递增的耐受性、疗效持久性和维持治疗方面的数据,才能验证差异化。
接下来会发生什么
安进预计明年公布首批MariTide 3期数据,时间早于自动注射笔研究完成。据BioSpace报道,MARITIME项目包含10项试验,今年还计划启动另外两项研究。安进财报显示,公司近期已完成两项3期睡眠呼吸暂停研究和一项心血管结局试验的入组。
一项3期换药研究将测试患者从每周注射替尔泊肽或司美格鲁肽,转为每八周或每12周注射一次MariTide。安进的3期维持治疗扩展研究将评估患者如何继续使用MariTide以维持减重效果,同时把给药从每月一次过渡到每年最少四次或六次。
资料来源
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- 02Key facts: Amgen Raises Outlook; Drug Growth; MariTide Trials AdvanceEN
- 03AMGN's MariTide: Can Convenience Drive its Obesity Market Share?EN
- 04Amgen Details Phase 3 Sleep Apnea Studies for Investigational Drug MariTideEN
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- 08Amgen (AMGN) Could Be 29% Overvalued Following Encouraging Phase 3 Trial Data - Simply Wall StEN
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