Preparation and Characterization of Solid Dispersions of Artemether by Freeze-Dried Method

Figure 3

ATR-FTIR spectra of pure ARTM (a), PEG6000 (b), physical mixture of group-1 (c), freeze-dried mixture of group-1 (d), Cremophor-A25 (e), physical mixture of group-2 (f), freeze-dried mixture of group-2 (g), Poloxamer 188 (h), physical mixture of group-3 (i), and freeze-dried mixture of group-3 (j).

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)

(j)