Benzopyran derivative and method for treating heart disease using this derivative
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United States of America Patent
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Nov 9, 1999
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app pub date -
Mar 19, 1997
filing date -
Mar 22, 1996
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Abstract
The present invention offers a safe and effective drug for heart diseases and a safe and effective method for treating heart diseases such as ischemic heart disease and cardiac arrhythmia. The method comprises administering a pathologically effective amount of a benzopyran derivative expressed by the following general formula (I): ##STR1## wherein R.sup.1 is an alkyl group or an alkenyl group, R.sup.2 is a hydrogen atom, an alkyl group, an alkyl group having at least one hydroxyl group, an alkenyl group, an acyl group or a glycosyl group; or physiologically acceptable salts thereof.
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