Sterling Drug Inc.

Carl A Busacca

Robert E Johnson

Novel imidazo[2,1-b][3]benzazepines and pyrimido[2,1-b][3]benzazepines of formula I, pharmaceutical compositions containing them, methods for treating cardiac arrhythmia in mammals utilizing them, and processes for synthesizing them. ##STR1##

Imidazo[2,2-b][3]benzazepine and pyrimido[2,1-b][3]benzazepine

Novel imidazo[1,2-b][2]benzazepines and pyrimido[1,2-b][2]benzazepines of formula I, pharmaceutical compositions containing them, methods for treating cardiac arrhythmias in mammals utilizing them, and processes for synthesizing them. ##STR1##

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Ghent, NY, United States of America

Carl A Busacca