Novel piperazinylquinazoline and homopiperazinylquinazoline compounds which have useful antihypertensive activity and their use including pharmaceutical compositions containing said derivatives as the active antihypertensive component thereof. Said compounds have the following formula. ##STR1## wherein m is 2 or 3 and R is as defined in the specification.
新型
哌嗪基
喹唑啉和同
喹唑啉化合物具有有用的降压活性,其用途包括含有所述衍
生物作为其活性降压成分的制药组合物。所述化合物具有以下结构式。其中m为2或3,R如规范中定义。