Fig. 8From: Optimized chronomodulated dual release bilayer tablets of fexofenadine and montelukast: quality by design, development, and in vitro evaluationEvaluation of optimized bilayer tablet. a Development of optimized bilayer tablet by direct compression method. b Optimized bilayer tablet. c Diameter of bilayer tablet. d Thickness of bilayer tablet. e Eudragit-coated bilayer tablet. f In vitro drug release from bilayer tabletBack to article page