New pyridobenzodiazepinones of the formula ##STR1## are described wherein X represents oxygen, --NH-- or --NCH.sub.3 -- and R represents 1-methyl-4-piperidinyl or 4-methyl-1-piperazinyl group optionally substituted by a methyl group, or a 3.alpha.- or 3.beta.-tropanyl group, and the nontoxic pharmaceutically acceptable acid addition salts thereof. The specification also describes processes for preparing these compounds, pharmaceutical compositions containing these compounds and new intermediate products used in preparing them. The compounds of formula I have antiulcerative effects and an inhibitory effect on gastric acid secretion, without the side effects such as dryness of the mouth and mydriasis which occur with other substances having an anticholinergic activity.
描述了公式##STR1##的新
吡啶并苯二氮杂酮,其中X代表氧、--NH--或--NCH.sub.3--,R代表1-甲基-4-
哌啶基或4-甲基-1-
哌嗪基,可选择地被甲基取代,或3α-或3β-环戊基,以及其非毒性药学上可接受的酸盐。该说明书还描述了制备这些化合物的方法,含有这些化合物的药物组合物以及用于制备它们的新中间体。公式I的化合物具有抗溃疡作用和抑制胃酸分泌的作用,而不会出现其他具有抗
胆碱能活性的物质所产生的口干和瞳孔扩大等副作用。