Bilayer Floating Technology: An Innovative Approach

The recent patented literature has concluded that there is an increasing interest in the novel dosage forms which retained in stomach for a longer period of time. Bilayer floating drug delivery system is new era for development of controlled release formulation. Bilayer floating drug delivery system is combined principle of bilayer technology as well as floating tablet is suitable for two incompatible drugs. The dosage form contains one sustain release layer and other is immediate layer. The immediate release layer is used to maintain dose. The floating dosage form can be prepared as tablet, capsule by adding suitable ingredients as well as adding gas generating agents.