Soft patch
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United States of America Patent
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-
Sep 22, 1987
Grant Date -
N/A
app pub date -
Apr 5, 1985
filing date -
Apr 5, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Drug preparations for external application having a stick-itself-to-the-skin property, so-called 'soft patch', are provided. The preparations contain a drug, a water-soluble protein having an absorption-promoting effect, a polyhydric alcohol a tackifier, and an oleaginous substance, and ensure an improved percutaneous absorption and bioavailability of the drugs, thus permitting an accurate control of drug dosage.
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