Encapsulation of Nicardipine Hydrochloride and Release from Biodegradable Poly(D,L-lactic-co-glycolic acid) Microparticles by Double Emulsion Process: Effect of Emulsion Stability and Different Parameters on Drug Entrapment

Figure 7

The influence of the PLGA amounts of 10.0 (a), 25.0 (b), 50.0 (c), and 100.0 (d) mg on the morphology and particle size distribution of PLGA MPs from SEM imaging and diameter sizes for nonstable dispersion distribution diagram (magnification 5,000x).

(a)

(b)

(c)

(d)