TY - JOUR T1 - Tadalafil and Sildenafil illicit association: Stability- indicating HPLC method, photodegradation kinetic and toxicological studies JO - Brazilian Journal of Pharmaceutical Sciences A1 - Pinto, Mayara Aramburú A1 - Nicorena, Karine Favero A1 - Machado, Michel Mansur A1 - Oliveira, Luís Flávio Souza de A1 - Paim, Clésio Soldateli A1 - Silva, Fabiana Ernestina Barcellos da A1 - Malesuik, Marcelo Donadel SN - 1984-8250 UL - 10.1590/s2175-97902022e19491 VL - 58 Y1 - 2022 PB - Brazil ER -