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BENZOPYRIDAZINONE AND PYRIDOPYRIDAZINONE COMPOUNDS AND THEIR USE IN THE TREATMENT OF CONGESTIVE HEART FAILURE
BENZOPYRIDAZINONE AND PYRIDOPYRIDAZINONE COMPOUNDS AND THEIR USE IN THE TREATMENT OF CONGESTIVE HEART FAILURE
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机译:苯并哒嗪酮和吡啶并吡啶酮化合物及其在治疗充血性心力衰竭中的用途
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摘要
This invention relates to imidazolylphenyl and 1,2,4- triazolylphenyl benzopyridazinone and pyridopyridazinone compounds of the formula ##STR1## wherein A is CH or N and not more than one of W, X, Y and Z is a N atom which possess valuable pharmaceutical preparations, e.g. , increasing cardiotonic contractility. Uses of said compounds including methods for increasing cardiac contractility and in the treatment of congestive heart failure, pharmaceutical compositions including the same and methods for the preparation thereof.
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