Dissolution Rate Enhancement, Design and Development of Buccal Drug Delivery of Darifenacin Hydroxypropyl <i>β</i>-Cyclodextrin Inclusion Complexes

<table>FTIR spectra of darifenacin and complexes. (a) Darifenacin, (b) physical mixture, (c) co-grounding complex, (d) coevaporation, (e) freeze dried, (f) spray dried, (g) melting method, (h) kneading method.</table>

Journal of Pharmaceutics

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Figure 4

Figure 4: Dissolution Rate Enhancement, Design and Development of Buccal Drug Delivery of Darifenacin Hydroxypropyl <i>β</i>-Cyclodextrin Inclusion Complexes 

Figure 4 | Dissolution Rate Enhancement, Design and Development of Buccal Drug Delivery of Darifenacin Hydroxypropyl β-Cyclodextrin Inclusion Complexes 