Selected pyridine and pyrimidine compounds of Formula I are effective for prophylaxis and treatment of diseases, such as c-met mediated diseases and/or HGF mediated diseases. The invention encompasses novel compounds, analogs, prodrugs and pharmaceutically acceptable salts thereof, pharmaceutical compositions and methods for prophylaxis and treatment of diseases and other maladies or conditions involving, cancer and the like. The subject invention also relates to processes for making such compounds as well as to intermediates useful in such processes. ##STR00001##