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  Indian J Med Microbiol
 

Figure 4 :FT-IR spectra of (a) pure drug, (b) urea, (c) HPMC E50 LV, (d) physical mixture of drug with urea, (e) physical mixture of drug with HPMC E50 LV, (f) solid dispersion of drug with urea, (g) solid dispersion of drug with HPMC E50 LV

Figure 4 :FT-IR spectra of (a) pure drug, (b) urea, (c) HPMC E50 LV, (d) physical mixture of drug with urea, (e) physical mixture of drug with HPMC E50 LV, (f) solid dispersion of drug with urea, (g) solid dispersion of drug with HPMC E50 LV