Table 9.

The in vitro dissolution of formulation E1 to E6 (the first 2 h in an acidic medium of pH 1.2, then in a phosphate buffer medium of pH 6.8).

Time	Percent Drug Release (%)
Hour	E1	E2	E3	E4	E5	E6
1	1.42	1.4	1	0.9	0.75	0.08
2	10.4	10.1	7.7	5.5	2.2	0.71
3	25.4	21.4	10.4	9.8	6.4	1.2
4	41.5	39.8	18.7	14.49	14.8	3.5
5	63	66.4	70.5	68.9	72.17	21.4
6	97.06	98.01	97.06	98.46	98.45	99.27