A Review on Microspheres: Types, Method of Preparation, Characterization and Application

Abstract

The microspheres are one of the novel drug delivery system in which effective therapeutic alternative to conventional or immediate release single-unit dosage forms. Microspheres can be characterized as solid, diameter having between 1–1000μm.there are different types of microsphere explained. These microspheres prepared and fill them in a hard gelatin or compress them directly. The microspheres which are prepared by using different technique that are changes their effectiveness and administration of the dosage form as compare to conventional dosage form. Microsphere will be evaluated by using different methods that analyses quality of the microsphere. The microspheres which will get central place in novel drug delivery in future.