Delivery of compounds for the treatment of Parkinsons through an inhalation route
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United States of America Patent
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Nov 9, 2004
Issued Date -
N/A
app pub date -
May 20, 2002
filing date -
May 24, 2001
priority date (Note) -
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Abstract
The present invention relates to the delivery of compounds for the treatment of Parkinsons through an inhalation route. Specifically, it relates to aerosols containing antiparkinsonian 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 antiparkinsonian drug. In a method aspect of the present invention, an antiparkinsonian 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 antiparkinsonian 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 antiparkinsonian drug through an inhalation route to a mammal is provided which comprises: a) a composition comprising at least 5 percent by weight of an antiparkinsonian drug; and, b) a device that forms an antiparkinsonian drug containing aerosol from the composition, for inhalation by the mammal.
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