Research Article
Dissolution Rate Enhancement, Design and Development of Buccal Drug Delivery of Darifenacin Hydroxypropyl β-Cyclodextrin Inclusion Complexes
Figure 9
FTIR spectra of darifenacin and formulations. (a) Darifenacin, (b) drug-Hpβ-CD complex with HPMC K15, (c) drug-Hpβ-CD complex with HPMC K100 M CR.