The best Side of sustained release and controlled release formulation pdf
Hydrogels are 3-dimensional community of hydrophilic cross-linked polymer that do not dissolve but can swell in h2o or can respond to the fluctuations with the environmental stimuli Hydrogels are hugely absorbent (they could have more than 90% h2o) organic or synthetic polymeric networks Hydrogels also have a degree of overall flexibility similar