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  Indian J Med Microbiol
 

Figure 4: Scanning electron microscopy photos of (A) atorvastatin-PVP solid dispersion (SD3), (B) physical mixture of atorvastatin and PVP, (C) atorvastatin-PEG solid dispersion (SD7), (D) physical mixture of atorvastatin and PEG, (E) atorvastatin-Soluplus® solid dispersion (SD11), (F) physical mixture of atorvastatin and Soluplus®, (G) atorvastatin-chitosan solid dispersion (SD14), and (H) physical mixture of atorvastatin and chitosan. PVP, polyvinyl pyrrolidone K30; PEG, polyethylene glycol; SD, solid dispersion.

Figure 4: Scanning electron microscopy photos of (A) atorvastatin-PVP solid dispersion (SD3), (B) physical mixture of atorvastatin and PVP, (C) atorvastatin-PEG solid dispersion (SD7), (D) physical mixture of atorvastatin and PEG, (E) atorvastatin-Soluplus® solid dispersion (SD11), (F) physical mixture of atorvastatin and Soluplus®, (G) atorvastatin-chitosan solid dispersion (SD14), and (H) physical mixture of atorvastatin and chitosan. PVP, polyvinyl pyrrolidone K30; PEG, polyethylene glycol; SD, solid dispersion.