US Patent 7449172 Delivery of antiemetics through an inhalation route
Patent 7449172 was granted and assigned to Alexza Pharmaceuticals on November, 2008 by the United States Patent and Trademark Office.
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The present invention relates to the delivery of antiemetics through an inhalation route. Specifically, it relates to aerosols containing antiemetics that are used in inhalation therapy. In a method aspect of the present invention, an antiemetic is delivered to a patient through an inhalation route. The method comprises: a) heating a thin layer of an antiemetic, on a solid support, to form a vapor; and, b) passing air through the heated vapor to produce aerosol particles having less than 5% antiemetic degradation products. In a kit aspect of the present invention, a kit for delivering an antiemetic through an inhalation route is provided which comprises: a) a thin layer of an antiemetic drug and b) a device for dispensing said thin layer an antiemetic as a condensation aerosol.
US Patent 07449172 Delivery of antiemetics through an inhalation route US Patent 7449172 Delivery of antiemetics through an inhalation route
US Patent 07449172 Delivery of antiemetics through an inhalation route
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