The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 24, 2004
Filed:
May. 15, 2002
Joshua D. Rabinowitz, Mountain View, CA (US);
Alejandro C. Zaffaroni, Atherton, CA (US);
Alexza Molecular Delivery Corporation, Palo Alto, CA (US);
Abstract
The present invention relates to the delivery of stimulants through an inhalation route. Specifically, it relates to aerosols containing ephedrine or fenfluramine 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 ephedrine or fenfluramine. In a method aspect of the present invention, one of ephedrine or fenfluramine 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 ephedrine or fenfluramine, 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 ephedrine or fenfluramine through an inhalation route to a mammal is provided which comprises: a) a composition comprising at least 5 percent by weight of ephedrine or fenfluramine; and, b) a device that forms an ephedrine or fenfluramine containing aerosol from the composition, for inhalation by the mammal.