Oral drug delivery is the most widely utilized route of administration among the entire route that has been explored for the systemic delivery of drug via various pharmaceutical products of different dosage form. The conventional tablet seems to be most popular because of its ease of transportation and low manufacturing cost as compare to others but poor patient compliance with whom experienced swallowing difficulties. In response to this mouth dissolving drug delivery system (MDDs) were developed as an alternative to tablet, capsule and syrup. A variety of MDDs like Mouth dissolving tablets...