Delivery of erectile dysfunction drugs through an inhalation route
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United States of America Patent
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Oct 12, 2004
Issued Date -
N/A
app pub date -
May 22, 2002
filing date -
May 24, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention relates to the delivery of erectile dysfunction drugs through an inhalation route. Specifically, it relates to aerosols containing erectile dysfunction drugs that are used in inhalation therapy. In a composition aspect of the present invention, the aerosol comprises particles comprising at least 5 percent by weight of an erectile dysfunction drug. In a method aspect of the present invention, an erectile dysfunction drug is delivered to a mammal through an inhalation route. The method comprises: a) heating a composition, wherein the composition comprises at least 5 percent by weight of an erectile dysfunction drug, to form a vapor; and, b) allowing the vapor to cool, thereby forming a condensation aerosol comprising particles, which is inhaled by the mammal. In a kit aspect of the present invention, a kit for delivering an erectile dysfunction drug through an inhalation route to a mammal is provided which comprises: a) a composition comprising at least 5 percent by weight of an erectile dysfunction drug; and, b) a device that forms an erectile dysfunction drug aerosol from the composition, for inhalation by the mammal.
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