Delivery of sedative-hypnotics through an inhalation route
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United States of America Patent
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Jul 18, 2006
Issued Date -
N/A
app pub date -
Dec 30, 2003
filing date -
May 24, 2001
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention relates to the delivery of sedative-hypnotics through an inhalation route. Specifically, it relates to aerosols containing sedative-hypnotics that are used in inhalation therapy. In a method aspect of the present invention, a sedative-hypnotic drug is administered to a patient through an inhalation route. The method comprises: a) heating a composition, wherein the composition comprises a sedative-hypnotic, to form a vapor; and, b) allowing the vapor to cool, thereby forming a condensation aerosol comprising particles with less than 5% sedative-hypnotic drug degradation products. In a kit aspect of the present invention, a kit for delivering a sedative-hypnotic through an inhalation route is provided which comprises: a) a thin coating of a sedative-hypnotic drug composition and b) a device for dispensing said thin coating as a condensation aerosol.
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