Estrogen-containing gel preparation
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United States of America Patent
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Sep 7, 1993
Grant Date -
N/A
app pub date -
Dec 28, 1990
filing date -
Dec 28, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An estrogen-containing gel preparation is disclosed, which comprises a substrate having on one surface thereof a crosslinked gel layer formed by crosslinking a composition comprising the following ingredients (a) to (c), the weight ratio of the ingredient (b) to the ingredient (c) being from 1.0/0.25 to 1.0/2.0: (a) estrogen; (b) an acrylate polymer; and (c) a liquid ingredient compatible with the ingredient (b).
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