Delivery of muscle relaxants through an inhalation route
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United States of America Patent
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Sep 28, 2004
Issued Date -
N/A
app pub date -
May 15, 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 muscle relaxants through an inhalation route. Specifically, it relates to aerosols containing a muscle relaxant that is used in inhalation therapy. In a composition aspect of the present invention, the aerosol comprises particles comprising at least 5 percent by weight of muscle relaxant. In a method aspect of the present invention, a muscle relaxant 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 a muscle relaxant, 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 a muscle relaxant through an inhalation route to a mammal is provided which comprises: a) a composition comprising at least 5 percent by weight of a muscle relaxant; and, b) a device that forms a muscle relaxant containing aerosol from the composition, for inhalation by the mammal.
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