SIRHAN, Ala’ Y.; ALRASHDAN, Yazan; ABBASI, Nizam Uddin; MOSTAFA, Ahmad; ABUDAYEH, Zead; TALHOUNI, Ahmad; AL-EBINI, Yousef. Optimization and Validation of HPLC-UV Method for the Determination of Vardenafil, Sildenafil, and Tadalafil in Honey-Mixed Herbal Sachets Using a Design of Experiment. Jordan Journal of Pharmaceutical Sciences, [S. l.], v. 16, n. 1, p. 148–162, 2023. DOI: 10.35516/jjps.v16i1.1075. Disponível em: https://jjournals.ju.edu.jo/index.php/jjps/article/view/1075. Acesso em: 1 may. 2026.