Patent ID: 8840919

Claim:
A method of manufacturing a rapidly dissolving thin film for delivering a medicant in the oral cavity, comprising the steps of: providing a film layer, wherein the film layer is rapidly dissolving; and applying a coating to said film layer without use of a solvent, wherein said coating comprises a powder matrix; wherein said coating, said film layer, or both, comprises a medicant; the method further comprising a step of heating the film layer and powder matrix to a temperature above 76 degrees F, wherein the powder matrix comprises a lipid, wax or polyol and wherein the step of heating is at a temperature at about the softening point of the lipid, wax, or polyol, such that the lipid, wax, or polyol softens and flows to form a coating on the exterior of the film layer; the powder matrix further comprising a composition that, when placed in the oral cavity in contact with the mucosa therein, adheres to the mucosa.