Fig. 5From: Design, characterization and in vitro evaluation of HPMC K100 M CR loaded Fexofenadine HCl microspheresFTIR spectra of a pure Fexofenadine HCl (S6), b HPMC K100 M CR (S3), c physical mixture of Fexofenadine HCl and HPMC K100 M CR (S2) and d Fexofenadine HCl microsphere prepared with HPMC K100 M CR (F3)Back to article page