US Patent 8741348 Physically and chemically stable nicotine-containing particulate material

A nicotine-containing particulate material for release of nicotine, the material comprising a combination of nicotine or a pharmaceutically acceptable salt, complex or solvate thereof and a microcrystalline cellulose. The particulate material is stable upon storage and releases nicotine relatively fast. The particulate material can be used in the manufacture of nicotine containing pharmaceutical composition, wherein the release of nicotine can be designed to be relatively fast so as to obtain a fast onset of action.