与雾化相比,蒸汽技术的能力可以提供相当于贝克洛美沙二 propionate的可呼吸剂量
Cyrille Bruneau1, Clément Mercier1, Lara Leclerc1
1Mines Saint-Etienne, Université Jean Monnet, INSERM, U 1059 Sainbiose, Centre CIS, F-42023 Saint-Etienne, France.
Pharmaceutics
|November 27, 2024
概括
蒸汽技术显示出提供贝克洛美沙二 propionate 的潜力,与雾化器相比,提供更小的颗粒大小. 这项研究评估了电子烟药物输送系统 (VDDS) 作为药物管理的替代方案.
科学领域:
- 制药技术 制药技术 制药技术
- 呼吸道药物输送 呼吸道药物输送
背景情况:
- 传统的雾化是一种常见的方法,用于输送呼吸道药物,如贝克罗梅他二 propionate.
- 替代输送系统的效率和颗粒特性需要进行彻底的调查.
研究的目的:
- 为了比较通过蒸汽技术输送的贝克罗梅他松二 propionate 的气溶特性和可呼吸剂量,与传统的雾化相比.
- 评估蒸汽设备作为贝克罗梅他二酸盐的潜在替代药物输送系统 (VDDS).
主要方法:
- 在体外评估气溶特性,包括可呼吸剂量和质量中位数空气动力学直径.
- 使用玻璃双冲击器和下一代冲击器用于气溶的表征.
- 用紫外线检测的高性能液体染色学 (HPLC) 进行量化贝克洛美沙二 propionate 输送.
主要成果:
- 与雾化器 (2.30 ± 0.19 μm) 相比,蒸汽药物输送系统 (VDDS) 产生了较小的颗粒大小 (1.56 ± 0.05 μm).
- 贝克洛美沙二 propionate 的每次膨胀的质量在测试度的0.94至1.95μg之间.
- 达到相当的雾化剂量需要大约81次VDDS吸入,从而缩短了气溶的时间,但患者的治疗时间更长.
结论:
- 蒸汽装置显示出作为雾器替代品的潜力,用于贝克洛美沙二 propionate 的管理.
- VDDS在颗粒大小减少方面具有优势,这可能会影响肺部的药物沉积.
- 需要进一步的研究来优化VDDS的临床有效性和患者的便利性.
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