Not known Factual Statements About sustained release and controlled release formulation
Hydrogels are 3-dimensional network of hydrophilic cross-joined polymer that do not dissolve but can swell in h2o or can respond to the fluctuations on the environmental stimuli Hydrogels are highly absorbent (they're able to comprise in excess of 90% drinking water) natural or artificial polymeric networks Hydrogels also possess a diploma of over