Formulation No. PLGA (%) PLA (%) Eudragit® RS100 (%) PCL (%)
1 0 100 0 0
2 25 75 0 0
3 50 50 0 0
4 75 25 0 0
5 100 0 0 0
6 0 0 0 100
7 0 0 25 75
8 0 0 50 50
9 0 0 75 25
10 0 0 100 0
Table 1: Polymeric formulations used in the first stage of the experiments.