Table II.

Physicochemical characteristics of the prepared buccal bioadhesive films of CTZ

Batch code	Thickness, mm (mean ± SDa)	Weight, mg (mean ± SDa)	Drug content, mg (mean ± SDa)	Folding endurance	Microenvironment pH (mean ± SDb)
S1	0.39 ± 0.09	50 ± 1.07	1.48 ± 0.10	>300	7.16 ± 0.12
S2	0.41 ± 0.07	52 ± 0.95	1.44 ± 0.04	>300	6.83 ± 0.09
S3	0.39 ± 0.10	49 ± 1.73	1.46 ± 0.09	>300	6.62 ± 0.16
S4	0.42 ± 0.14	53 ± 2.19	1.43 ± 0.12	>300	6.23 ± 0.11
S5	0.41 ± 0.08	51 ± 1.44	1.47 ± 0.07	>300	5.84 ± 0.19

^a n = 10; standard deviation for ten determinations

^b n = 5; standard deviation for five determinations