Figure 1.
FTIR spectra of (A) Glimepiride, (B) Eudragit® (Ammonio Methacrylate Copolymer Ph Eur) RL 100, (C) Ammonio Methacrylate Copolymer Ph Eur RS 100, (D) physical mixture of polymers plus drug.
Notes: (A) IR spectra of pure drug; (B) IR spectra of pure polymer Ammonio Methacrylate Copolymer Ph Eur RL 100; (C) IR spectra of pure polymer Ammonio Methacrylate Copolymer Ph Eur RS 100; (D) IR spectra of physically mixed Ammonio Methacrylate Copolymer Ph Eur RL 100, Ammonio Methacrylate Copolymer Ph Eur RS 100 and glimepiride.
Abbreviations: FTIR, Fourier transform infrared; IR, infrared.