ARD:Ustekinumab可改善脊柱炎症症状

2016-05-05 佚名 不详

据PSUMMIT-1和PSUMMIT-2临床试验事后分析数据显示,Ustekinumab—抗白细胞介素(IL)-12/IL-23单克隆抗体—可有效改善银屑病关节炎患者脊柱炎症状和体征。该研究结果在线发表在Ann Rheum Dis 约30%的银屑病患者患有银屑病关节炎,而25%-75%的银屑病关节炎患者患有轴性炎症。虽然银屑病关节炎的首选生物制剂为TNF-α抑制剂,但

据PSUMMIT-1和PSUMMIT-2临床试验事后分析数据显示,Ustekinumab—抗白细胞介素(IL)-12/IL-23单克隆抗体—可有效改善银屑病关节炎患者脊柱炎症状和体征。该研究结果在线发表在Ann Rheum Dis

约30%的银屑病患者患有银屑病关节炎,而25%-75%的银屑病关节炎患者患有轴性炎症。虽然银屑病关节炎的首选生物制剂为TNF-α抑制剂,但鉴于Ustekinumab治疗银屑病十分有效,Ustekinumab或许可有效治疗银屑病关节炎。为进一步确定Ustekinumab是否可有效治疗该类疾病,来自加州大学圣迭戈分校的Arthur Kavanaugh博士和其同事评估了Ustekinumab的疗效性和安全性。

该3期临床试验共纳入927例银屑病关节炎患者(PSUMMIT-1/PSUMMIT-2, n = 615/312)。随机给予Ustekinumab 45 mg,90 mg 或安慰剂。评估24周时,患者巴斯强直性脊柱炎病情活动指数(BASDAI20)和基于C反应蛋白(CRP)计算的强直性脊柱炎(AS)疾病活动度评分(ASDAS-CRP)。

结果发现,256/927 (27.6%) 例PSUMMIT-1/PSUMMIT-2患者(安慰剂组/Ustekinumab组,n = 92/164)在24周时,Ustekinumab治疗组BASDAI20/50/70应答率显著高于安慰剂组(54.8%/29.3%/15.3% vs 32.9%/11.4%/0%;p ≤ 0.002)。相比安慰剂组,Ustekinumab治疗组患者轴性疼痛显著改善(1.85 vs 0.24;p < 0.001) ,ASDAS-CRP显著升高(27.8% vs 3.9%;p < 0.001)。Ustekinumab治疗组患者银屑病关节炎症状显著改善。此外,Ustekinumab组患者身体机能、生活质量以及影像学进展也得到显著改善。

治疗组与安慰剂组不良事件发生率具有统计学意义,包括总不良事件发生率,严重不良事件发生率,因不良事件和感染停药率率。

Ustekinumab可显著改善伴外周关节炎和脊柱炎的银屑病关节炎患者的轴性症状和体征。

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