Fig. 1From: Formulation development, optimization and characterization of mucoadhesive minitablets of cefuroxime axetil: in vitro, ex vivo and in vivo pharmacokinetic evaluationSchematic diagram indicating 2D and 3D surface optimization graphs for friability % [R1], drug content % [R2] (c) and mucoadhesive strength % [R3] (a–f)Back to article page