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Braz. J. Pharm. Sci. vol.52 número1

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Academic year: 2018

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FIGURE 2  - In vitro dissolution release proiles of pure azithromycin, solid dispersions and the physical mixtures containing: (A)  PEG 4000, (B) PEG 6000, (C) PEG 8000, (D) PEG 12000, (E) PEG 20000; (n = 3, mean ± SD).
Figure 3 depicts the IR spectra of pure azithromycin, PEG  6000 (as the selected polymer), the physical mixture and  solid dispersions
FIGURE 3  -  IR Spectra of: (A) azithromycin, (B) PEG 6000, (C)  SD9, (D) PM9, (E) SD4 and (F) PM4.
TABLE III  - Data obtained from the DSC thermograms of  azithromycin, PEG 6000 solid dispersion, SD9 and physical  mixture PM9 samples
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