在老鼠中,单剂量下方格卢提德的药理动力学
Yi Liu1, Guiyun Song1, Daniel Banov1
1Research and Development, Professional Compounding Centers of America (PCCA), Houston, TX 77099, USA.
概括
与大鼠口服相比,下舌式半谷氨 (一种糖尿病药物) 显示出更好的吸收和更低的可变性. 这种新型的输送途径为增强生物可用性和未来人类研究提供了潜力.
科学领域:
- 药理学 药理学是指药理学的学科.
- 药物输送系统 药物输送系统
- 生物制药生物制药公司
背景情况:
- 塞马格卢提德是一种类似于葡萄糖的-1受体激动剂,用于2型糖尿病.
- 目前的管理主要是通过皮下注射,这对患者的坚持提出了挑战.
- 探索替代性输送途径,如子语言输送,对于改善患者的舒适性和治疗结果至关重要.
研究的目的:
- 在Sprague-Dawley大鼠中通过舌下,口服和注射途径比较单剂量赛马格卢提德的药理动力学概况.
- 为了评估舌下塞马格卢提德的生物可用性和吸收特性.
- 为了评估与不同类型的血注射途径相关的血度的变化.
主要方法:
- 鼠被随机分为五组,接受皮下注射,舌下悬浮或口服塞马格卢提德片.
- 在服用后的时间内测量了血中semaglutide度.
- 计算了关键的药理动力学参数,包括曲线下的面积 (AUC) 和最大血度 (Cmax).
主要成果:
- 在下舌和皮下注射后,在血中快速检测到塞马格卢提德,与皮下注射相比,下舌/口腔途径的Cmax更快.
- 服药时,血度的变化明显低于口服时.
- 与相同剂量的口服药物相比,下舌内塞马格卢提德的AUC显著更高,相对生物可用性改善.
结论:
- 语下注射塞马格卢提德是一种有前途的替代途径,增强吸收并减少药物动力学变异性.
- 配方载体并没有显著影响语言下塞马格卢提德的AUC,这表明强度.
- 这些发现支持进一步研究人类临床开发的语言下塞马格卢提德配方.
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