PYRIDO[2,3-F][1,4]THIAZEPINES AND PYRIDO[3,2-B][1,5]BENZOTHIAZEPINES, PROCESS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM

摘要

Novel pyrido[2,3-f][1,4]thiazepines and novel pyrido[3,2-b][1,5]benzothiazepines are described. These compounds are useful as calcium channel antagonists with cardiovascular, antiasthmatic and antibronchoconstriction activity. Also described are methods of producing the novel compounds and intermediates thereof.