SIMULTANEOUS ESTIMATION OF SALBUTAMOL, AMBROXOL AND GUAIFENESIN IN TABLET DOSAGE FORMS BY USING RP-HPLC. INTERNATIONAL JOURNAL OF PHARMACEUTICAL RESEARCH AND BIOMEDICAL ANALYSIS, [S. l.], v. 2, n. 3, p. 1–13, 2013. Disponível em: https://ijprba.ijpbcs.com/index.php/ijprba/article/view/14. Acesso em: 23 oct. 2026.