PYRIDOPYRIMIDINONE COMPOUNDS USEFUL IN TREATING SODIUM CHANNEL-MEDIATED DISEASES OR CONDITIONS

摘要

This invention is directed to pyridopyrimidinone compounds of formula (I): wherein n, R¹, R² and R³ are as defined herein, as a stereoisomer, enantiomer, tautomer thereof or mixtures thereof; or a pharmaceutically acceptable salt, solvate or prodrug thereof, useful for the treatment and/or prevention of sodium channel-mediated diseases or conditions, such as pain.