“Preparation and Optimization of Fast Dissolving HPMC/PVA Blended films of Loperamide Hydrochloride”, IJPLS, vol. 11, no. 7, pp. 6760–6768, Jul. 2020, Accessed: Dec. 16, 2025. [Online]. Available: http://ijplsjournal.com/index.php/ijpls/article/view/359