Pellets have a nice shape, the size range of 0.7 - 1 mm, the layering efficiency of 36.69%, the drug content of 8.84% ± 0.43% (w / w). The drug release was 3.59% after 2h in acidic environment of pH 1.2 and 84.9% after 1h in phosphate buffered saline of pH 6.8.