Table 5.

Melting endotherms of carvedilol and prepared formulations

Formulations	Melting endotherm at (°C)
Carvedilol	155.94
0.2% Chitosan hydrosols	Nil
0.4% Chitosan chlorhydrate hydrosols	Nil
0.2% Chitosan solid dispersions	Nil
0.8% Chitosan chlorhydrate solid dispersions	Nil
0.4% Chitosan Co-grinding	153.78
0.4% Chitosan chlorhydrate Co-grinding	152.97