FORMULATION DESIGN AND OPTIMIZATION OF FLOATING MATRIX TABLETS OF CIPROFLOXACIN HCL BY USING HPMC AND ETHYL CELLULOSE WITH EXPERIMENTAL DESIGN. International Journal of Pharmaceutical Sciences and Drug Research, [S. l.], v. 11, n. 1, p. 7–15, 2019. DOI: 10.25004/IJPSDR.2019.110102. Disponível em: https://ijpsdronline.com/index.php/journal/article/view/659.. Acesso em: 22 sep. 2025.