4,9-Dihydro-4,9-dioxo-1H-cyclohepta[b]pyridine derivatives
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United States of America Patent
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Apr 26, 1983
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N/A
app pub date -
Aug 21, 1981
filing date -
Aug 21, 1981
priority date (Note) -
Expired
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Abstract
Aldose reductase inhibitors of the formula ##STR1## in which R.sup.1 is COOH and R.sup.2 is hydrogen, 8-halo or 6-hydroxy, or R.sup.1 is CON(R.sup.3)-CH.sub.2 COOH wherein R.sup.3 is lower alkyl and R.sup.2 is hydrogen or 8-halo are useful for treating diabetic complications.
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