Sr.no Formulation Weight variation Friability % Hardness Kg/cm2 In-vitro disintegration time  (Sec)
1 F1 Passes 0.40 3.4 72
2 F2 Passes 0.55 3.5 64
3 F3 Passes 0.46 3.5 94
4 F4 Passes 0.35 4.0 82
5 F5 Passes 0.60 3.8 79
6 F6 Passes 0.55 3.5 152
7 F7 Passes 0.60 3.0 102
8 F8 Passes 0.35 3.6 117
9 F9 Passes 0.20 4.2 168
10 F10 Passes 0.55 3.4 81
11 F11 Passes 0.36 3.6 124
12 F12 Passes 0.31 3.8 173
13 Control Passes 0.40 3.8 138
Table 9: Evaluation of preliminary batches of fast disintegrating tablets of perindopril erbumine.