Novel condensed diazepinones of general formula I ##STR1## wherein B represents one of the divalent groups ##STR2## and X, A.sup.1, A.sup.2 and R.sup.1 -R.sup.10 are as defined herein. The condensed diazepinones are suitable as vagal pacemakers for the treatment of bradycardia and bradyarrhythmia and they have spasmolytic effects on peripheral organs, particularly the colon, bladder and bronchi.
新型缩合二
氮杂卓
酮,其通式为I ##
STR1## 其中B代表二价基团之一 ##
STR2## 且X、A.sup.1、A.sup.2 和 R.sup.1 -R.sup.10 如本文所定义。这些缩合二
氮杂卓
酮适用于治疗心动过缓和心搏徐缓性心律失常的迷走神经起搏器,并对周围器官,特别是结肠、膀胱和支气管具有解痉作用。