Design and Evaluation of Hydrophilic Polymer-Based Matrix Tablets for Extended Release of Metoprolol Succinate: A Comparative Study of Natural and Synthetic Polymers. International Research Journal of Pharmacy, [S. l.], v. 16, n. 11, p. 89–101, 2025. DOI: 10.56802/8ty7rc55. Disponível em: https://irjponline.org/index.php/irjp/article/view/3397. Acesso em: 31 may. 2026.