| abstract |
A controlled release lozenge having pleasant organoleptic properties, said lozenge consisting essentially of (a) a soluble filler which is selected from the group consisting of maltitol, xylitol, sorbitol, mannitol, lactose, dextrose, saccharose, fructose, and mixtures thereof; (b) an insoluble film forming agent which is capable of forming an insoluble matrix, said insoluble film forming agent is selected from the group consisting of a polyacrylate, ethyl cellulose, polyvinylchloride, cellulose acetate, cellulose acetate phthalate, and shellac; (c) a swellable polymer which is selected from the group consisting of xanthan gum, guar gum, alginic acid or a salt thereof, pectin, polyvinyl alcohol, polysaccharide, and cellulose derivatives; and (d) at least one active substance. |