| abstract |
5,11-Dihydro-6H-pyrido [2,3-b] [1,4] benzodiazepinones of the general formula I substituted in the 11-position in the R¹ and R² are hydrogen atoms or alkyl groups having 1 to 3 carbon atoms, A¹ is a straight-chain or branched alkylene group having 1 to 5 carbon atoms, A² is a methylene group or, when R¹ is hydrogen and R² is methyl, are also an ethylene group, and their physiologically acceptable acid addition salts are suitable for Treatment of bradycardia and bradyarrhythmias and spasms on the colon, bladder and bronchi. |