AJCD:中重度痤疮全新的三联用药方案来了

2021-11-03 医路坦克 MedSci原创

新型固定剂量的克林霉素磷酸酯1.2%/BPO 3.1%/阿达帕林0.15%三联用凝胶剂每日1次,对中重度痤疮患者的耐受性均在12周以上,疗效优于赋形剂和所有三种二联体成分凝胶剂。

痤疮是最常见的皮肤病之一,其发病机制是一个多因素的过程,包括痤疮表皮杆菌(以前称为痤疮丙酸杆菌)的毛囊增殖、异常角化、皮脂生成增加和炎症。有效的治疗需要对这些病理生理机制中的一个或多个进行药物靶向治疗,包括各种处方、口服和局部治疗,如过氧化苯甲酰(BPO)、维甲酸(外用维甲酸、阿达帕林、他扎罗汀、曲法罗汀;口服异维A酸)、抗生素(如红霉素、克林霉素、米诺环素、多西环素、沙培林)和激素治疗

然而,口服或局部治疗痤疮的依从率通常很低,原因包括治疗方案复杂、见效慢和不良反应。

易于使用的固定剂量配方组合治疗可以通过减少复杂的药物方案来提高治疗依从性。根据2016年发布的美国治疗指南推荐针对痤疮发病的多个过程进行局部治疗。克林霉素磷酸酯1.2%/BPO 3.1%/阿达帕林0.15%凝胶(IDP-126)一旦获得批准,将成为第一个三联固定剂量局部治疗痤疮的药物。它的配方为水凝胶,不含酒精、防腐剂、封闭剂或表面活性剂,并含有保湿保湿剂丙二醇。BPO和阿达帕林被细化成小分子,可以更好的渗透毛皮脂素单元。用聚合凝胶包裹所有成分,可以均匀分布在皮肤上。

     这项II期研究的目的是评估新型克林霉素磷酸酯1.2%/BPO 3.1%/阿达帕林0.15%固定剂量凝胶IDP-126治疗中重度痤疮的有效性、安全性和耐受性。治疗痤疮的三管齐下的方法-结合抗生素、抗菌药物和类维A酸-可以提供比单一或二元治疗更好的疗效和耐受性,同时潜在地改善患者的依从性并降低抗生素耐药性。

方法

     在一项II期、双盲、多中心、随机、为期12周的研究中,符合条件的受试者年龄为≥9岁,患有中、重度痤疮。12周时治疗成功(参与者在评估者的全球严重程度评分和透明/几乎透明的皮肤方面较基线降低≥2级),平均为从基线到第12周的炎性和非炎性病变计数的绝对变化。治疗中出现的不良事件和皮肤安全性/耐受性也被评估。

结果

     共有741名参与者登记。在第12周,52.5%的参与者使用IDP126治疗成功,与Vehicle(8.1%)和DYADS(27.8%-30.5%;P≤0.001,ALL)相比。IDP-126在炎症性病变(29.9)和非炎症性病变(35.5)方面的绝对值比载体或二联体(炎症性范围19.6-26.8;非炎性范围21.8-30.0;P<0.05)要大得多,相当于IDP-126减少了70%以上。IDP-126耐受性良好,大多数治疗后出现的不良反应都是轻度到中度严重的。

结论:新型固定剂量的克林霉素磷酸酯1.2%/BPO 3.1%/阿达帕林0.15%三联用凝胶剂每日1次,对儿童、青少年和成人中重度痤疮患者的耐受性均在12周以上,疗效优于赋形剂和所有三种二联体成分凝胶剂。

 

文献来源:Stein Gold L,  Baldwin H,  Kircik LH,Efficacy and Safety of a Fixed-Dose Clindamycin Phosphate 1.2%, Benzoyl Peroxide 3.1%, and Adapalene 0.15% Gel for Moderate-to-Severe Acne: A Randomized Phase II Study of the First Triple-Combination Drug.Am J Clin Dermatol 2021 Oct 21

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    2022-01-14 xinshujuntian

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