US Patent 7101579 Chewing gum composition containing an active ingredient

The present invention provides a chewing gum composition containing an active ingredient. The preferred chewing gum composition comprises a plurality of granules comprising a mixture of a powdered chewing gum base and a selected amount of a powdered active ingredient, said powdered chewing gum base and powdered active ingredient being mixed together within said granules. Additives may be mixed in the granules or may coat the granules. The preferred form is a tablet containing a controlled dosage form of the active ingredient.