Rheological characterization, In vitro release, and Ex vivo permeation of Nefopam Thermosensitive and mucoadhesive intranasal in situ gel. Journal of Pharmaceutical Negative Results, [S. l.], v. 13, n. 3, p. 155–164, 2022. DOI: 10.47750/pnr.2022.13.03.108. Disponível em: https://pnrjournal.com/index.php/home/article/view/384.. Acesso em: 5 jun. 2026.