The invention relates to pyrimido[5,4-e][1,2,4]triazine-5,7-diones,
pharmaceutically acceptable salts thereof and physiologically functional
derivatives.The invention therefore relates to compounds of the formula
I, ##STR00001## in which the radicals have the given meanings, and to
their physiologically tolerated salts and processes for preparing them.
The compounds are suitable for use as antidiabetics, for example.