A SOLID ORAL PHARMACEUTICAL COMPOSITIONS COMPRISING FIXED DOSE COMBINATION OF PREGABALIN AND NORTRIPTYLINE OR PHARMACEUTICALLY ACCEPTABLE SALT OR SOLVATE THEREOF
This invention relates to a pharmaceutical compositions comprising novel fixed dose combination of pharmaceutically effective amounts of pregabalin and nortriptyline or pharmaceutically acceptable salt or solvate thereof. Such novel pharmaceutical composition is useful for the treatment of neuropathic pain and related disorders. The present invention also discloses methods of preparing such pharmaceutical compositions.