治疗成人慢性原发性免疫血小板缺血的阿瓦特罗姆巴格:在中国进行的一项随机的第三期试验
Heng Mei1, Hu Zhou2, Ming Hou3
1Institute of Hematology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China.
Research and practice in thrombosis and haemostasis
|September 13, 2023
概括
在患有慢性原发性免疫血栓缩 (ITP) 的中国患者中,Avatrombopag显著改善了血小板计数. 这种口服血栓形成素受体激动剂的疗效和安全性与西方人群相美.
科学领域:
- 血液学 血液学 血液学
- 免疫学 免疫学 免疫学
- 药理学 药理学是指药理学的学科.
背景情况:
- 免疫性血小板缺血 (ITP) 是一种自身免疫性疾病,其特征是血小板数量低,增加出血风险.
- 慢性原发性ITP会长期影响患者,需要有效的治疗策略.
研究的目的:
- 评估AVATROMBOPAG在患有慢性原发性ITP的中国成年人的疗效和安全性.
- 评估阿瓦特朗博帕格作为第二代口服血栓形成素受体激动剂.
主要方法:
- 一个多中心,随机,双盲,安慰剂控制的第三期研究.
- 患者接受了阿瓦特朗博帕格 (每天20毫克) 或安慰剂6周,随后是开放式延长.
- 主要终点:没有救援治疗的第6周血小板计数≥50 × 109/L.
主要成果:
- 在第6周,阿瓦特罗姆波巴格组的血小板反应率显著提高 (77.1%),与安慰剂 (7.7%) 相比 (P < .0001).
- 治疗引起的不良事件在两组之间普遍相似;常见事件包括上呼吸道感染和头痛.
- 在这个患者群体中,Avatrombopag表现出了有利的安全性.
结论:
- 阿瓦特罗姆波帕格 (Avatrombopag) 是一种有效且耐受性很好的治疗方法,用于慢性原发性ITP的中国患者.
- 该队列中药物的疗效和安全性概况与西方患者的研究结果一致.
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