Formulation development and in vitro evaluation of gastroretentive hollow microspheres of famotidine - Chordiya, Mayur A; Gangurde, Hemant H; K, Senthilkumaran; Kothari, Lokesh P (International Journal of Pharmaceutical Investigation)
Keywords: Cellulose acetate; emulsion solvent diffusion; Eudragit RL 100; Higuchi’s model; scanning electron microscopy