Table 18 Dissolution of tablets with different film thicknesses.

From: In vitro evaluation of mesalazine enteric-coated tablet dissolution by the reciprocating cylinder method

Batch no.\Film thickness (mm)\Dissolution (%)

Medium

Sampling time (h)

20210525-3

21082303-3

20220927-1

L20084A

1.6 mm

1.8 mm

1.5 mm

NA

0.1 N HCl

2

0

0

0

0

pH 4.5

3

0

0

0

0

pH 5.5

4

1

0.1

0.3

0.1

pH 6.0

5

11.5

5

0.3

0.1

pH 6.8

5.08

15

6.8

0.3

0.1

pH 6.8

5.16

19.2

9.7

0.3

0.1

pH 6.8

5.25

25.7

14.1

1.0

0.6

pH 6.8

5.5

68.4

48.2

72

67.3

pH 6.8

5.75

99.1

93.7

101.7

99.7

pH 6.8

6

99.1

95.6

101.9

100.2

pH 6.8

6.5

99.9

102.8

102

100.4