“…GA and its derivatives have been utilized in enhancing drug absorption (Tanaka et al, 1992;Imai et al, 1999;Radwan & Aboul-Enein, 2002;Cho et al, 2004;Anand et al, 2010). Significant enhanced rectal absorption of AMB suppositories in rabbits following GA addition in comparison to formulation containing no GA (Tanaka et al, 1992;Anand et al, 2010).…”