西替利嗪经皮给药增强递送的非离子表面活性剂囊泡纳米载体的处方优化及评价
Formulation optimization, and evaluation of niosomal nanocarriers for enhanced topical delivery of cetirizine.
作者信息
Aldawsari Mohammed F, Khafagy El-Sayed, Moglad Ehssan H, Selim Abu Lila Amr
机构信息
Department of Pharmaceutics, College of Pharmacy, Prince Sattam Bin Abdulaziz University, Al-kharj 11942, Saudi Arabia.
Department of Pharmaceutics and Industrial Pharmacy, Faculty of Pharmacy, Suez Canal University, Ismailia 41522, Egypt.
出版信息
Saudi Pharm J. 2023 Sep;31(9):101734. doi: 10.1016/j.jsps.2023.101734. Epub 2023 Aug 7.
Cetirizine hydrochloride (CTZ), a second-generation anti-histaminic drug, has been recently explored for its effectiveness in the treatment of alopecia. Niosomes are surfactant-based nanovesicular systems that have promising applications in both topical and transdermal drug delivery. The aim of this study was to design topical CTZ niosomes for management of alopecia. Thin film hydration technique was implemented for the fabrication of CTZ niosomes. The niosomes were examined for vesicle size, surface charge, and entrapment efficiency. The optimized niosomal formulation was incorporated into a hydrogel base (HPMC) and explored for physical characteristics, permeation, and dermato-kinetic study. The optimized CTZ-loaded niosomal formulation showed an average size of 403.4 ± 15.6 nm, zeta potential of - 12.9 ± 1.7 mV, and entrapment efficiency percentage of 52.8 ± 1.9%. Compared to plain drug solution, entrapment of CTZ within niosomes significantly prolonged drug release up to 12 h. Most importantly, skin deposition studies and dermato-kinetic studies verified superior skin deposition/retention of CTZ from CTZ-loaded niosomal gels, compared to plain CTZ gel. CTZ-loaded niosomal gel permitted higher drug deposition percentage (19.2 ± 1.9%) and skin retention (AUC 1124.5 ± 87.9 μg/mL.h) of CTZ, compared to 7.52 ± 0.7% and 646.2 ± 44.6 μg/mL.h for plain CTZ gel, respectively. Collectively, niosomes might represent a promising carrier for the cutaneous delivery of cetirizine for the topical management of alopecia.
盐酸西替利嗪(CTZ)是一种第二代抗组胺药物,最近其在治疗脱发方面的有效性得到了探索。非离子表面活性剂囊泡是基于表面活性剂的纳米囊泡系统,在局部和透皮给药方面都有广阔的应用前景。本研究的目的是设计用于治疗脱发的局部用CTZ非离子表面活性剂囊泡。采用薄膜水化技术制备CTZ非离子表面活性剂囊泡。对囊泡的大小、表面电荷和包封率进行了检测。将优化后的非离子表面活性剂囊泡制剂加入水凝胶基质(羟丙基甲基纤维素)中,并对其物理特性、渗透性和皮肤动力学进行了研究。优化后的载CTZ非离子表面活性剂囊泡制剂的平均大小为403.4±15.6nm,ζ电位为-12.9±1.7mV,包封率为52.8±1.9%。与普通药物溶液相比,CTZ包封在非离子表面活性剂囊泡中可显著延长药物释放至12小时。最重要的是,皮肤沉积研究和皮肤动力学研究证实,与普通CTZ凝胶相比,载CTZ非离子表面活性剂囊泡凝胶中CTZ的皮肤沉积/滞留效果更佳。与普通CTZ凝胶分别为7.52±0.7%和646.2±44.6μg/mL·h相比,载CTZ非离子表面活性剂囊泡凝胶的CTZ药物沉积率更高(19.2±1.9%),皮肤滞留量(AUC为1124.5±87.9μg/mL·h)更大。总体而言,非离子表面活性剂囊泡可能是用于西替利嗪经皮给药以局部治疗脱发的一种有前景的载体。
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