DEVELOPMENT OF ANALYTICAL METHOD AND ITS VALIDATION FOR SILDENAFIL CITRATE BY UV-SPECTROPHOTOMETRY. International Research Journal of Pharmacy, [S. l.], v. 11, n. 12, p. 44–48, 2024. Disponível em: https://irjponline.org/index.php/irjp/article/view/520. Acesso em: 1 nov. 2026.